diff --git a/.babelrc b/.babelrc
index 91a8d7b..92fab8d 100644
--- a/.babelrc
+++ b/.babelrc
@@ -9,6 +9,7 @@
           "targets": {
             "browsers": [
               "last 5 versions",
+              "ie 9",
               "defaults"
             ]
           },
@@ -26,6 +27,15 @@
           "modules": false
         }]
       ]
+    },
+    "test": {
+      "presets": [
+        ["env", {
+          "targets": {
+            "node": "current"
+          },
+        }]
+      ]
     }
   }
 }
diff --git a/.eslintrc b/.eslintrc
index 12c45b0..799c4e1 100644
--- a/.eslintrc
+++ b/.eslintrc
@@ -22,14 +22,14 @@
       "functions": "ignore",
     }],
     "prettier/prettier": ["error", {
-      "trailingComma": "es5",
+      "printWidth": 100,
       "singleQuote": true,
-      "printWidth": 80
+      "trailingComma": "es5",
     }],
     "no-plusplus": 0
   },
   "env": {
-    "mocha": true
+    "jest": true
   },
   "globals": {
     "fetch": true,
diff --git a/package.json b/package.json
index ad84275..7934513 100644
--- a/package.json
+++ b/package.json
@@ -33,12 +33,11 @@
   "devDependencies": {
     "babel-cli": "^6.26.0",
     "babel-eslint": "^8.0.1",
+    "babel-jest": "^21.2.0",
     "babel-plugin-transform-object-rest-spread": "^6.26.0",
     "babel-polyfill": "^6.26.0",
     "babel-preset-env": "^1.6.1",
     "babel-register": "^6.26.0",
-    "chai": "^4.1.2",
-    "chai-as-promised": "^7.1.1",
     "cz-conventional-changelog": "^2.1.0",
     "eslint": "^4.10.0",
     "eslint-config-airbnb-base": "^12.1.0",
@@ -48,8 +47,7 @@
     "eslint-plugin-prettier": "^2.3.1",
     "fetch-mock": "^5.13.1",
     "form-data": "^2.3.1",
-    "mocha": "^3.1.1",
-    "nyc": "^10.1.2",
+    "jest": "^21.2.1",
     "prettier": "^1.7.4",
     "rimraf": "^2.6.2",
     "semantic-release": "^8.2.0"
@@ -59,15 +57,9 @@
       "path": "./node_modules/cz-conventional-changelog"
     }
   },
-  "nyc": {
-    "exclude": [
-      "**/tests/**",
-      "resources",
-      "node_modules"
-    ],
-    "reporter": [
-      "lcov",
-      "text"
+  "jest": {
+    "roots": [
+      "<rootDir>/src"
     ]
   },
   "scripts": {
@@ -75,9 +67,9 @@
     "build-lib": "rimraf lib && BABEL_ENV=lib babel src -d lib",
     "build-es": "rimraf es && BABEL_ENV=es babel src -d es",
     "lint": "eslint src test *.js",
-    "coverage": "nyc npm run test:all",
-    "test": "BABEL_ENV=lib mocha --require test/mocha-bootload --compilers js:babel-register test/*.test.js test/**/*.test.js",
-    "test:all": "npm run lint && npm run test",
+    "coverage": "jest --coverage --maxWorkers 2",
+    "watch": "jest --watch",
+    "test": "npm run coverage && npm run lint",
     "semantic-release": "semantic-release pre && npm publish && semantic-release post"
   }
 }
diff --git a/test/testutils.js b/src/__mocks__/mockReq.js
similarity index 100%
rename from test/testutils.js
rename to src/__mocks__/mockReq.js
diff --git a/test/fetchWithMiddleware.test.js b/src/__tests__/fetchWithMiddleware.test.js
similarity index 60%
rename from test/fetchWithMiddleware.test.js
rename to src/__tests__/fetchWithMiddleware.test.js
index 1146a73..0bf8cd7 100644
--- a/test/fetchWithMiddleware.test.js
+++ b/src/__tests__/fetchWithMiddleware.test.js
@@ -1,9 +1,8 @@
 /* eslint-disable no-param-reassign */
 
-import { assert } from 'chai';
 import fetchMock from 'fetch-mock';
-import fetchWithMiddleware from '../src/fetchWithMiddleware';
-import { mockReq as mockRelayReq } from './testutils';
+import fetchWithMiddleware from '../fetchWithMiddleware';
+import { mockReq as mockRelayReq } from '../__mocks__/mockReq';
 
 function createMockReq(reqId) {
   const relayRequest = mockRelayReq(reqId);
@@ -32,16 +31,14 @@ describe('fetchWithMiddleware', () => {
     fetchMock.restore();
   });
 
-  it('should make a successfull request without middlewares', () => {
+  it('should make a successfull request without middlewares', async () => {
     fetchMock.post('/graphql', { id: 1, data: { user: 123 } });
-    return assert.isFulfilled(
-      fetchWithMiddleware(createMockReq(1), []).then(data => {
-        assert.deepEqual(data, { user: 123 });
-      })
-    );
+
+    const data = await fetchWithMiddleware(createMockReq(1), []);
+    expect(data).toEqual({ user: 123 });
   });
 
-  it('should make a successfull request with middlewares', () => {
+  it('should make a successfull request with middlewares', async () => {
     const numPlus5 = next => req =>
       next(req).then(res => {
         res.json.data.num += 5;
@@ -54,13 +51,11 @@ describe('fetchWithMiddleware', () => {
       });
 
     fetchMock.post('/graphql', { id: 1, data: { num: 1 } });
-    return assert.isFulfilled(
-      fetchWithMiddleware(createMockReq(1), [
-        numPlus5,
-        numMultiply10, // should be first, when changing response
-      ]).then(data => {
-        assert.deepEqual(data, { num: 15 });
-      })
-    );
+
+    const data = await fetchWithMiddleware(createMockReq(1), [
+      numPlus5,
+      numMultiply10, // should be first, when changing response
+    ]);
+    expect(data).toEqual({ num: 15 });
   });
 });
diff --git a/src/__tests__/mutation.test.js b/src/__tests__/mutation.test.js
new file mode 100644
index 0000000..16b8b6e
--- /dev/null
+++ b/src/__tests__/mutation.test.js
@@ -0,0 +1,69 @@
+import fetchMock from 'fetch-mock';
+import { RelayNetworkLayer } from '../';
+import { mockReq } from '../__mocks__/mockReq';
+
+describe('Mutation tests', () => {
+  const middlewares = [];
+  const rnl = new RelayNetworkLayer(middlewares);
+
+  beforeEach(() => {
+    fetchMock.restore();
+  });
+
+  it('should make a successfull mutation', async () => {
+    fetchMock.post('/graphql', { data: { ok: 1 } });
+    const req = mockReq();
+    await rnl.sendMutation(req);
+    expect(req.payload).toEqual({ response: { ok: 1 } });
+  });
+
+  it('should fail correctly on network failure', async () => {
+    fetchMock.mock({
+      matcher: '/graphql',
+      response: {
+        throws: new Error('Network connection error'),
+      },
+      method: 'POST',
+    });
+    const req1 = mockReq();
+    await rnl.sendMutation(req1);
+    expect(req1.error instanceof Error).toBeTruthy();
+    expect(/Network connection error/.test(req1.error.message)).toBeTruthy();
+  });
+
+  it('should handle error response', async () => {
+    fetchMock.mock({
+      matcher: '/graphql',
+      response: {
+        status: 200,
+        body: {
+          errors: [{ location: 1, message: 'major error' }],
+        },
+      },
+      method: 'POST',
+    });
+
+    const req1 = mockReq(1);
+    await rnl.sendMutation(req1);
+    expect(req1.error instanceof Error).toBeTruthy();
+  });
+
+  it('should handle server non-2xx errors', async () => {
+    fetchMock.mock({
+      matcher: '/graphql',
+
+      response: {
+        status: 500,
+        body: 'Something went completely wrong.',
+      },
+      method: 'POST',
+    });
+
+    const req1 = mockReq(1);
+    await rnl.sendMutation(req1);
+
+    expect(req1.error instanceof Error).toBeTruthy();
+    expect(req1.error.message).toEqual('Something went completely wrong.');
+    expect(req1.error.fetchResponse.status).toEqual(500);
+  });
+});
diff --git a/test/queries.test.js b/src/__tests__/queries.test.js
similarity index 50%
rename from test/queries.test.js
rename to src/__tests__/queries.test.js
index adef647..180fdbf 100644
--- a/test/queries.test.js
+++ b/src/__tests__/queries.test.js
@@ -1,7 +1,6 @@
-import { assert } from 'chai';
 import fetchMock from 'fetch-mock';
-import { RelayNetworkLayer } from '../src';
-import { mockReq } from './testutils';
+import { RelayNetworkLayer } from '../';
+import { mockReq } from '../__mocks__/mockReq';
 
 describe('Queries tests', () => {
   const middlewares = [];
@@ -11,20 +10,22 @@ describe('Queries tests', () => {
     fetchMock.restore();
   });
 
-  it('should make a successfull query', () => {
+  it('should make a successfull query', async () => {
     fetchMock.mock({
       matcher: '/graphql',
       response: {
         status: 200,
-        body: { data: {} },
+        body: { data: { ok: 1 } },
         sendAsJson: true,
       },
       method: 'POST',
     });
-    return assert.isFulfilled(rnl.sendQueries([mockReq()]));
+    const req = mockReq();
+    await rnl.sendQueries([req]);
+    expect(req.payload).toEqual({ response: { ok: 1 } });
   });
 
-  it('should fail correctly on network failure', () => {
+  it('should fail correctly on network failure', async () => {
     fetchMock.mock({
       matcher: '/graphql',
       response: {
@@ -33,15 +34,12 @@ describe('Queries tests', () => {
       method: 'POST',
     });
     const req1 = mockReq();
-    return assert.isFulfilled(
-      rnl.sendQueries([req1]).then(() => {
-        assert(req1.error instanceof Error);
-        assert(/Network connection error/.test(req1.error.message));
-      })
-    );
+    await rnl.sendQueries([req1]);
+    expect(req1.error instanceof Error).toBeTruthy();
+    expect(/Network connection error/.test(req1.error.message)).toBeTruthy();
   });
 
-  it('should handle error response', () => {
+  it('should handle error response', async () => {
     fetchMock.mock({
       matcher: '/graphql',
       response: {
@@ -54,14 +52,11 @@ describe('Queries tests', () => {
     });
 
     const req1 = mockReq(1);
-    return assert.isFulfilled(
-      rnl.sendQueries([req1]).then(() => {
-        assert(req1.error instanceof Error, 'should be an error');
-      })
-    );
+    await rnl.sendQueries([req1]);
+    expect(req1.error instanceof Error).toBeTruthy();
   });
 
-  it('should handle server non-2xx errors', () => {
+  it('should handle server non-2xx errors', async () => {
     fetchMock.mock({
       matcher: '/graphql',
       response: {
@@ -72,14 +67,13 @@ describe('Queries tests', () => {
     });
 
     const req1 = mockReq(1);
-    return assert.isFulfilled(rnl.sendQueries([req1])).then(() => {
-      assert(req1.error instanceof Error, 'should be an error');
-      assert.equal(req1.error.message, 'Something went completely wrong.');
-      assert.equal(req1.error.fetchResponse.status, 500);
-    });
+    await rnl.sendQueries([req1]);
+    expect(req1.error instanceof Error).toBeTruthy();
+    expect(req1.error.message).toEqual('Something went completely wrong.');
+    expect(req1.error.fetchResponse.status).toEqual(500);
   });
 
-  it('should fail on missing `data` property', () => {
+  it('should fail on missing `data` property', async () => {
     fetchMock.mock({
       matcher: '/graphql',
       response: {
@@ -89,9 +83,9 @@ describe('Queries tests', () => {
       },
       method: 'POST',
     });
-    return assert.isFulfilled(
-      rnl.sendQueries([mockReq()]),
-      /^Server response.data was missing/
-    );
+
+    const req = mockReq();
+    await rnl.sendQueries([req]);
+    expect(req.error.toString()).toMatch('Server response.data was missing');
   });
 });
diff --git a/src/middleware/__tests__/auth.test.js b/src/middleware/__tests__/auth.test.js
new file mode 100644
index 0000000..e461f8f
--- /dev/null
+++ b/src/middleware/__tests__/auth.test.js
@@ -0,0 +1,142 @@
+import fetchMock from 'fetch-mock';
+import { RelayNetworkLayer } from '../../';
+import { mockReq } from '../../__mocks__/mockReq';
+import authMiddleware from '../../middleware/auth';
+
+describe('Middleware / auth', () => {
+  describe('`token` option as string (with default `prefix` and `header`)', () => {
+    const rnl = new RelayNetworkLayer([
+      authMiddleware({
+        token: '123',
+        tokenRefreshPromise: () => 345,
+      }),
+    ]);
+
+    beforeEach(() => {
+      fetchMock.restore();
+
+      fetchMock.mock({
+        matcher: '/graphql',
+        response: {
+          status: 200,
+          body: { data: 'PAYLOAD' },
+          sendAsJson: true,
+        },
+        method: 'POST',
+      });
+    });
+
+    it('should work with query', async () => {
+      const req1 = mockReq();
+      await rnl.sendQueries([req1]);
+
+      expect(req1.payload.response).toBe('PAYLOAD');
+      const reqs = fetchMock.calls('/graphql');
+      expect(reqs).toHaveLength(1);
+      expect(reqs[0][1].headers.Authorization).toBe('Bearer 123');
+    });
+
+    it('should work with mutation', async () => {
+      const req1 = mockReq();
+      await rnl.sendMutation(req1);
+
+      expect(req1.payload.response).toBe('PAYLOAD');
+      const reqs = fetchMock.calls('/graphql');
+      expect(reqs).toHaveLength(1);
+      expect(reqs[0][1].headers.Authorization).toBe('Bearer 123');
+    });
+  });
+
+  describe('`token` option as thunk (with custom `prefix` and `header`)', () => {
+    const rnl = new RelayNetworkLayer([
+      authMiddleware({
+        token: () => '333',
+        tokenRefreshPromise: () => 345,
+        prefix: 'MyBearer ',
+        header: 'MyAuthorization',
+      }),
+    ]);
+
+    beforeEach(() => {
+      fetchMock.restore();
+
+      fetchMock.mock({
+        matcher: '/graphql',
+        response: {
+          status: 200,
+          body: { data: 'PAYLOAD' },
+          sendAsJson: true,
+        },
+        method: 'POST',
+      });
+    });
+
+    it('should work with query', async () => {
+      const req1 = mockReq();
+      await rnl.sendQueries([req1]);
+
+      expect(req1.payload.response).toBe('PAYLOAD');
+      const reqs = fetchMock.calls('/graphql');
+      expect(reqs).toHaveLength(1);
+      expect(reqs[0][1].headers.MyAuthorization).toBe('MyBearer 333');
+    });
+
+    it('should work with mutation', async () => {
+      const req1 = mockReq();
+      await rnl.sendMutation(req1);
+
+      expect(req1.payload.response).toBe('PAYLOAD');
+      const reqs = fetchMock.calls('/graphql');
+      expect(reqs).toHaveLength(1);
+      expect(reqs[0][1].headers.MyAuthorization).toBe('MyBearer 333');
+    });
+  });
+
+  describe('`tokenRefreshPromise` should be called on 401 response', () => {
+    beforeEach(() => {
+      fetchMock.restore();
+
+      fetchMock.mock({
+        matcher: '/graphql',
+        response: {
+          status: 401,
+          body: { data: 'PAYLOAD' },
+          sendAsJson: true,
+        },
+        method: 'POST',
+      });
+    });
+
+    it('should work with query (provided promise)', async () => {
+      const rnl = new RelayNetworkLayer([
+        authMiddleware({
+          token: '123',
+          tokenRefreshPromise: () => Promise.resolve(345),
+        }),
+      ]);
+
+      const req1 = mockReq();
+      await rnl.sendQueries([req1]);
+
+      const reqs = fetchMock.calls('/graphql');
+      expect(reqs).toHaveLength(2);
+      expect(reqs[1][1].headers.Authorization).toBe('Bearer 345');
+    });
+
+    it('should work with mutation (provided regular value)', async () => {
+      const rnl = new RelayNetworkLayer([
+        authMiddleware({
+          token: '123',
+          tokenRefreshPromise: () => 456,
+        }),
+      ]);
+
+      const req1 = mockReq();
+      await rnl.sendMutation(req1);
+
+      const reqs = fetchMock.calls('/graphql');
+      expect(reqs).toHaveLength(2);
+      expect(reqs[1][1].headers.Authorization).toBe('Bearer 456');
+    });
+  });
+});
diff --git a/test/batch.test.js b/src/middleware/__tests__/batch.test.js
similarity index 52%
rename from test/batch.test.js
rename to src/middleware/__tests__/batch.test.js
index 96309b8..8f3fe72 100644
--- a/test/batch.test.js
+++ b/src/middleware/__tests__/batch.test.js
@@ -1,8 +1,7 @@
-import { assert } from 'chai';
 import fetchMock from 'fetch-mock';
 import FormData from 'form-data';
-import { RelayNetworkLayer, batchMiddleware } from '../src';
-import { mockReq, mockReqWithSize, mockReqWithFiles } from './testutils';
+import { RelayNetworkLayer, batchMiddleware } from '../../';
+import { mockReq, mockReqWithSize, mockReqWithFiles } from '../../__mocks__/mockReq';
 
 global.FormData = FormData;
 
@@ -13,30 +12,36 @@ describe('batchMiddleware', () => {
     fetchMock.restore();
   });
 
-  it('should make a successfull single request', () => {
-    fetchMock.post('/graphql', { data: {} });
-    return assert.isFulfilled(rnl.sendQueries([mockReq()]));
+  it('should make a successfull single request', async () => {
+    fetchMock.post('/graphql', { data: { ok: 1 } });
+    const req = mockReq();
+    await rnl.sendQueries([req]);
+    expect(req.payload).toEqual({ response: { ok: 1 } });
   });
 
-  it('should make a successfully batch request', () => {
+  it('should make a successfully batch request', async () => {
     fetchMock.mock({
       matcher: '/graphql/batch',
       response: {
         status: 200,
-        body: [{ id: 1, data: {} }, { id: 2, data: {} }],
+        body: [{ id: 1, data: { ok: 1 } }, { id: 2, data: { ok: 2 } }],
       },
       method: 'POST',
     });
 
-    return assert.isFulfilled(rnl.sendQueries([mockReq(1), mockReq(2)]));
+    const req1 = mockReq(1);
+    const req2 = mockReq(2);
+    await rnl.sendQueries([req1, req2]);
+    expect(req1.payload).toEqual({ response: { ok: 1 } });
+    expect(req2.payload).toEqual({ response: { ok: 2 } });
   });
 
-  it('should make a successfully batch request with duplicate request ids', () => {
+  it('should make a successfully batch request with duplicate request ids', async () => {
     fetchMock.mock({
       matcher: '/graphql/batch',
       response: {
         status: 200,
-        body: [{ id: 1, data: {} }, { id: 2, data: {} }],
+        body: [{ id: 1, data: { ok: 1 } }, { id: 2, data: { ok: 2 } }],
       },
       method: 'POST',
     });
@@ -45,67 +50,53 @@ describe('batchMiddleware', () => {
     const req2 = mockReq(2);
     const req3 = mockReq(2);
 
-    return assert.isFulfilled(rnl.sendQueries([req1, req2, req3]));
+    await rnl.sendQueries([req1, req2, req3]);
+    expect(req1.payload).toEqual({ response: { ok: 1 } });
+    expect(req2.payload).toEqual({ response: { ok: 2 } });
+    expect(req3.payload).toEqual({ response: { ok: 2 } });
   });
 
-  it('should reject if server does not return response for request', () => {
+  it('should reject if server does not return response for request', async () => {
     fetchMock.mock({
       matcher: '/graphql/batch',
       response: {
         status: 200,
-        body: [{ data: {} }, { data: {} }],
+        body: [{ data: {} }, { id: 2, data: { ok: 2 } }],
       },
       method: 'POST',
     });
 
     const req1 = mockReq(1);
     const req2 = mockReq(2);
-    return assert.isFulfilled(
-      rnl.sendQueries([req1, req2]).then(() => {
-        assert(req1.error instanceof Error);
-        assert(
-          /Server does not return response for request/.test(req1.error.message)
-        );
-        assert(req2.error instanceof Error);
-        assert(
-          /Server does not return response for request/.test(req2.error.message)
-        );
-      })
-    );
+    await rnl.sendQueries([req1, req2]);
+
+    expect(req1.error).toBeInstanceOf(Error);
+    expect(req1.error.toString()).toMatch('Server does not return response for request');
+    expect(req2.payload).toEqual({ response: { ok: 2 } });
   });
 
-  it('should reject if server does not return response for duplicate request ids', () => {
+  it('should reject if server does not return response for duplicate request ids', async () => {
     fetchMock.mock({
       matcher: '/graphql/batch',
       response: {
         status: 200,
-        body: [{ data: {} }, { data: {} }],
+        body: [{ data: {} }, { id: 2, data: { ok: 2 } }],
       },
       method: 'POST',
     });
 
     const req1 = mockReq(1);
     const req2 = mockReq(2);
-    const req3 = mockReq(2);
-    return assert.isFulfilled(
-      rnl.sendQueries([req1, req2, req3]).then(() => {
-        assert(req1.error instanceof Error);
-        assert(
-          /Server does not return response for request/.test(req1.error.message)
-        );
-        assert(req2.error instanceof Error);
-        assert(
-          /Server does not return response for request/.test(req2.error.message)
-        );
-        assert(req3.error instanceof Error);
-        assert(
-          /Server does not return response for request/.test(req3.error.message)
-        );
-      })
-    );
+    const req3 = mockReq(3);
+    await rnl.sendQueries([req1, req2, req3]);
+    expect(req1.error).toBeInstanceOf(Error);
+    expect(req1.error.toString()).toMatch('Server does not return response for request');
+    expect(req2.payload).toEqual({ response: { ok: 2 } });
+    expect(req3.error).toBeInstanceOf(Error);
+    expect(req3.error.toString()).toMatch('Server does not return response for request');
   });
 
-  it('should handle network failure', () => {
+  it('should handle network failure', async () => {
     fetchMock.mock({
       matcher: '/graphql/batch',
       response: {
@@ -115,15 +106,15 @@ describe('batchMiddleware', () => {
     });
     const req1 = mockReq(1);
     const req2 = mockReq(2);
-    return assert.isFulfilled(rnl.sendQueries([req1, req2])).then(() => {
-      assert(req1.error instanceof Error);
-      assert(/Network connection error/.test(req1.error.message));
-      assert(req2.error instanceof Error);
-      assert(/Network connection error/.test(req2.error.message));
-    });
+    await rnl.sendQueries([req1, req2]);
+
+    expect(req1.error).toBeInstanceOf(Error);
+    expect(req1.error.toString()).toMatch('Network connection error');
+    expect(req2.error).toBeInstanceOf(Error);
+    expect(req2.error.toString()).toMatch('Network connection error');
   });
 
-  it('should handle server errors for one request', () => {
+  it('should handle server errors for one request', async () => {
     fetchMock.mock({
       matcher: '/graphql/batch',
       response: {
@@ -135,7 +126,7 @@ describe('batchMiddleware', () => {
               errors: [{ location: 1, message: 'major error' }],
             },
           },
-          { id: 2, payload: { data: {} } },
+          { id: 2, payload: { data: { ok: 2 } } },
         ],
       },
       method: 'POST',
@@ -143,13 +134,15 @@ describe('batchMiddleware', () => {
 
     const req1 = mockReq(1);
     const req2 = mockReq(2);
-    return assert.isFulfilled(rnl.sendQueries([req1, req2])).then(() => {
-      assert(req1.error instanceof Error, 'should be an error');
-      assert(!req2.error);
-    });
+    await rnl.sendQueries([req1, req2]);
+
+    expect(req1.error).toBeInstanceOf(Error);
+    expect(req1.error.toString()).toMatch('major error');
+    expect(req2.payload).toEqual({ response: { ok: 2 } });
+    expect(req2.error).toBeUndefined();
   });
 
-  it('should handle server errors for all requests', () => {
+  it('should handle server errors for all requests', async () => {
     fetchMock.mock({
       matcher: '/graphql/batch',
       response: {
@@ -164,14 +157,15 @@ describe('batchMiddleware', () => {
     const req1 = mockReq(1);
     const req2 = mockReq(2);
     const req3 = mockReq(3);
-    return assert.isFulfilled(rnl.sendQueries([req1, req2, req3])).then(() => {
-      assert(req1.error instanceof Error, 'should be an error');
-      assert(req2.error instanceof Error, 'should be an error');
-      assert(req3.error instanceof Error, 'should be an error');
-    });
+
+    await rnl.sendQueries([req1, req2, req3]);
+
+    expect(req1.error.toString()).toMatch('Wrong response');
+    expect(req2.error.toString()).toMatch('Wrong response');
+    expect(req3.error.toString()).toMatch('Wrong response');
   });
 
-  it('should handle responses without payload wrapper', () => {
+  it('should handle responses without payload wrapper', async () => {
     fetchMock.mock({
       matcher: '/graphql/batch',
       response: {
@@ -181,7 +175,7 @@ describe('batchMiddleware', () => {
             id: 1,
             errors: [{ location: 1, message: 'major error' }],
           },
-          { id: 2, data: {} },
+          { id: 2, data: { ok: 2 } },
         ],
       },
       method: 'POST',
@@ -189,10 +183,13 @@ describe('batchMiddleware', () => {
 
     const req1 = mockReq(1);
     const req2 = mockReq(2);
-    return assert.isFulfilled(rnl.sendQueries([req1, req2])).then(() => {
-      assert(req1.error instanceof Error, 'should be an error');
-      assert(!req2.error);
-    });
+
+    await rnl.sendQueries([req1, req2]);
+
+    expect(req1.error).toBeInstanceOf(Error);
+    expect(req1.error.toString()).toMatch('major error');
+    expect(req2.payload).toEqual({ response: { ok: 2 } });
+    expect(req2.error).toBeUndefined();
   });
 
   describe('option `batchTimeout`', () => {
@@ -202,7 +199,7 @@ describe('batchMiddleware', () => {
       fetchMock.restore();
     });
 
-    it('should gather different requests into one batch request', () => {
+    it('should gather different requests into one batch request', async () => {
       fetchMock.mock({
         matcher: '/graphql/batch',
         response: {
@@ -215,17 +212,16 @@ describe('batchMiddleware', () => {
       rnl2.sendQueries([mockReq(1)]);
       setTimeout(() => rnl2.sendQueries([mockReq(2)]), 30);
 
-      return assert.isFulfilled(rnl2.sendQueries([mockReq(3)])).then(() => {
-        const reqs = fetchMock.calls('/graphql/batch');
-        assert.equal(reqs.length, 1);
-        assert.equal(
-          reqs[0][1].body,
-          '[{"id":1,"query":"{}","variables":{}},{"id":2,"query":"{}","variables":{}},{"id":3,"query":"{}","variables":{}}]'
-        );
-      });
+      await rnl2.sendQueries([mockReq(3)]);
+
+      const reqs = fetchMock.calls('/graphql/batch');
+      expect(reqs).toHaveLength(1);
+      expect(reqs[0][1].body).toEqual(
+        '[{"id":1,"query":"{}","variables":{}},{"id":2,"query":"{}","variables":{}},{"id":3,"query":"{}","variables":{}}]'
+      );
     });
 
-    it('should gather different requests into two batch request', () => {
+    it('should gather different requests into two batch request', async () => {
       fetchMock.mock({
         matcher: '/graphql/batch',
         response: {
@@ -245,36 +241,31 @@ describe('batchMiddleware', () => {
       setTimeout(() => rnl2.sendQueries([mockReq(2)]), 60);
       setTimeout(() => rnl2.sendQueries([mockReq(3)]), 70);
 
-      return assert.isFulfilled(rnl2.sendQueries([mockReq(4)])).then(() => {
-        return new Promise(resolve => {
-          setTimeout(() => {
-            const reqs = fetchMock.calls('/graphql/batch');
-            assert.equal(reqs.length, 2);
-            assert.equal(
-              reqs[0][1].body,
-              '[{"id":1,"query":"{}","variables":{}},{"id":4,"query":"{}","variables":{}}]'
-            );
-            assert.equal(
-              reqs[1][1].body,
-              '[{"id":2,"query":"{}","variables":{}},{"id":3,"query":"{}","variables":{}}]'
-            );
-            resolve();
-          }, 100);
-        });
+      await rnl2.sendQueries([mockReq(4)]);
+      await new Promise(resolve => {
+        setTimeout(() => {
+          const reqs = fetchMock.calls('/graphql/batch');
+          expect(reqs).toHaveLength(2);
+          expect(reqs[0][1].body).toBe(
+            '[{"id":1,"query":"{}","variables":{}},{"id":4,"query":"{}","variables":{}}]'
+          );
+          expect(reqs[1][1].body).toBe(
+            '[{"id":2,"query":"{}","variables":{}},{"id":3,"query":"{}","variables":{}}]'
+          );
+          resolve();
+        }, 100);
       });
     });
   });
 
   describe('option `maxBatchSize`', () => {
-    const rnl3 = new RelayNetworkLayer([
-      batchMiddleware({ maxBatchSize: 1024 * 10 }),
-    ]);
+    const rnl3 = new RelayNetworkLayer([batchMiddleware({ maxBatchSize: 1024 * 10 })]);
 
     beforeEach(() => {
       fetchMock.restore();
     });
 
-    it('should split large batched requests into multiple requests', () => {
+    it('should split large batched requests into multiple requests', async () => {
       fetchMock.mock({
         matcher: '/graphql',
         response: {
@@ -304,14 +295,12 @@ describe('batchMiddleware', () => {
       const req4 = mockReqWithSize(4, 1024 * 4);
       const req5 = mockReqWithSize(5, 1024 * 11);
 
-      return assert
-        .isFulfilled(rnl3.sendQueries([req1, req2, req3, req4, req5]))
-        .then(() => {
-          const batchReqs = fetchMock.calls('/graphql/batch');
-          const singleReqs = fetchMock.calls('/graphql');
-          assert.equal(batchReqs.length, 2);
-          assert.equal(singleReqs.length, 1);
-        });
+      await rnl3.sendQueries([req1, req2, req3, req4, req5]);
+
+      const batchReqs = fetchMock.calls('/graphql/batch');
+      const singleReqs = fetchMock.calls('/graphql');
+      expect(batchReqs).toHaveLength(2);
+      expect(singleReqs).toHaveLength(1);
     });
   });
 
@@ -320,10 +309,8 @@ describe('batchMiddleware', () => {
       fetchMock.restore();
     });
 
-    it('should not batch mutations by default', () => {
-      const rnlTimeout20 = new RelayNetworkLayer([
-        batchMiddleware({ batchTimeout: 20 }),
-      ]);
+    it('should not batch mutations by default', async () => {
+      const rnlTimeout20 = new RelayNetworkLayer([batchMiddleware({ batchTimeout: 20 })]);
 
       fetchMock.mock({
         matcher: '/graphql',
@@ -338,13 +325,13 @@ describe('batchMiddleware', () => {
       rnlTimeout20.sendMutation(req1);
       const req2 = mockReqWithFiles(1);
 
-      return assert.isFulfilled(rnlTimeout20.sendMutation(req2)).then(() => {
-        const singleReqs = fetchMock.calls('/graphql');
-        assert.equal(singleReqs.length, 2);
-      });
+      await rnlTimeout20.sendMutation(req2);
+
+      const singleReqs = fetchMock.calls('/graphql');
+      expect(singleReqs).toHaveLength(2);
     });
 
-    it('should batch mutations if `allowMutations=true`', () => {
+    it('should batch mutations if `allowMutations=true`', async () => {
       const rnlAllowMutations = new RelayNetworkLayer([
         batchMiddleware({ batchTimeout: 20, allowMutations: true }),
       ]);
@@ -362,15 +349,13 @@ describe('batchMiddleware', () => {
       rnlAllowMutations.sendMutation(req1);
       const req2 = mockReq(2);
 
-      return assert
-        .isFulfilled(rnlAllowMutations.sendMutation(req2))
-        .then(() => {
-          const batchReqs = fetchMock.calls('/graphql/batch');
-          assert.equal(batchReqs.length, 1);
-        });
+      await rnlAllowMutations.sendMutation(req2);
+
+      const batchReqs = fetchMock.calls('/graphql/batch');
+      expect(batchReqs).toHaveLength(1);
     });
 
-    it('should not batch mutations with files if `allowMutations=true`', () => {
+    it('should not batch mutations with files if `allowMutations=true`', async () => {
       const rnlAllowMutations = new RelayNetworkLayer([
         batchMiddleware({ batchTimeout: 20, allowMutations: true }),
       ]);
@@ -388,12 +373,10 @@ describe('batchMiddleware', () => {
       rnlAllowMutations.sendMutation(req1);
       const req2 = mockReqWithFiles(1);
 
-      return assert
-        .isFulfilled(rnlAllowMutations.sendMutation(req2))
-        .then(() => {
-          const singleReqs = fetchMock.calls('/graphql');
-          assert.equal(singleReqs.length, 2);
-        });
+      await rnlAllowMutations.sendMutation(req2);
+
+      const singleReqs = fetchMock.calls('/graphql');
+      expect(singleReqs).toHaveLength(2);
     });
   });
 });
diff --git a/src/middleware/__tests__/url.test.js b/src/middleware/__tests__/url.test.js
new file mode 100644
index 0000000..ff36457
--- /dev/null
+++ b/src/middleware/__tests__/url.test.js
@@ -0,0 +1,74 @@
+import fetchMock from 'fetch-mock';
+import { RelayNetworkLayer } from '../../';
+import { mockReq } from '../../__mocks__/mockReq';
+import urlMiddleware from '../url';
+
+describe('Middleware / url', () => {
+  describe('`url` option as string', () => {
+    const rnl = new RelayNetworkLayer([
+      urlMiddleware({
+        url: '/other/url',
+      }),
+    ]);
+
+    beforeEach(() => {
+      fetchMock.restore();
+
+      fetchMock.mock({
+        matcher: '/other/url',
+        response: {
+          status: 200,
+          body: { data: 'PAYLOAD' },
+          sendAsJson: true,
+        },
+        method: 'POST',
+      });
+    });
+
+    it('should work with query', async () => {
+      const req1 = mockReq();
+      await rnl.sendQueries([req1]);
+      expect(req1.payload.response).toBe('PAYLOAD');
+    });
+
+    it('should work with mutation', async () => {
+      const req1 = mockReq();
+      await rnl.sendMutation(req1);
+      expect(req1.payload.response).toBe('PAYLOAD');
+    });
+  });
+
+  describe('`url` option as thunk', async () => {
+    const rnl = new RelayNetworkLayer([
+      urlMiddleware({
+        url: () => '/thunk_url',
+      }),
+    ]);
+
+    beforeEach(() => {
+      fetchMock.restore();
+
+      fetchMock.mock({
+        matcher: '/thunk_url',
+        response: {
+          status: 200,
+          body: { data: 'PAYLOAD2' },
+          sendAsJson: true,
+        },
+        method: 'POST',
+      });
+    });
+
+    it('should work with query', async () => {
+      const req1 = mockReq();
+      await rnl.sendQueries([req1]);
+      expect(req1.payload.response).toBe('PAYLOAD2');
+    });
+
+    it('should work with mutation', async () => {
+      const req1 = mockReq();
+      await rnl.sendQueries([req1]);
+      expect(req1.payload.response).toBe('PAYLOAD2');
+    });
+  });
+});
diff --git a/test/middleware/auth.test.js b/test/middleware/auth.test.js
deleted file mode 100644
index c0ca0a1..0000000
--- a/test/middleware/auth.test.js
+++ /dev/null
@@ -1,149 +0,0 @@
-import { assert } from 'chai';
-import fetchMock from 'fetch-mock';
-import { RelayNetworkLayer } from '../../src';
-import { mockReq } from '../testutils';
-import authMiddleware from '../../src/middleware/auth';
-
-describe('Middleware / auth', () => {
-  describe('`token` option as string (with default `prefix` and `header`)', () => {
-    const rnl = new RelayNetworkLayer([
-      authMiddleware({
-        token: '123',
-        tokenRefreshPromise: () => 345,
-      }),
-    ]);
-
-    beforeEach(() => {
-      fetchMock.restore();
-
-      fetchMock.mock({
-        matcher: '/graphql',
-        response: {
-          status: 200,
-          body: { data: 'PAYLOAD' },
-          sendAsJson: true,
-        },
-        method: 'POST',
-      });
-    });
-
-    it('should work with query', () => {
-      const req1 = mockReq();
-      return rnl.sendQueries([req1]).then(() => {
-        assert.equal(req1.payload.response, 'PAYLOAD');
-        const reqs = fetchMock.calls('/graphql');
-        assert.equal(reqs.length, 1);
-        assert.equal(reqs[0][1].headers.Authorization, 'Bearer 123');
-      });
-    });
-
-    it('should work with mutation', () => {
-      const req1 = mockReq();
-      return assert.isFulfilled(
-        rnl.sendMutation(req1).then(() => {
-          assert.equal(req1.payload.response, 'PAYLOAD');
-          const reqs = fetchMock.calls('/graphql');
-          assert.equal(reqs.length, 1);
-          assert.equal(reqs[0][1].headers.Authorization, 'Bearer 123');
-        })
-      );
-    });
-  });
-
-  describe('`token` option as thunk (with custom `prefix` and `header`)', () => {
-    const rnl = new RelayNetworkLayer([
-      authMiddleware({
-        token: () => '333',
-        tokenRefreshPromise: () => 345,
-        prefix: 'MyBearer ',
-        header: 'MyAuthorization',
-      }),
-    ]);
-
-    beforeEach(() => {
-      fetchMock.restore();
-
-      fetchMock.mock({
-        matcher: '/graphql',
-        response: {
-          status: 200,
-          body: { data: 'PAYLOAD' },
-          sendAsJson: true,
-        },
-        method: 'POST',
-      });
-    });
-
-    it('should work with query', () => {
-      const req1 = mockReq();
-      return rnl.sendQueries([req1]).then(() => {
-        assert.equal(req1.payload.response, 'PAYLOAD');
-        const reqs = fetchMock.calls('/graphql');
-        assert.equal(reqs.length, 1);
-        assert.equal(reqs[0][1].headers.MyAuthorization, 'MyBearer 333');
-      });
-    });
-
-    it('should work with mutation', () => {
-      const req1 = mockReq();
-      return assert.isFulfilled(
-        rnl.sendMutation(req1).then(() => {
-          assert.equal(req1.payload.response, 'PAYLOAD');
-          const reqs = fetchMock.calls('/graphql');
-          assert.equal(reqs.length, 1);
-          assert.equal(reqs[0][1].headers.MyAuthorization, 'MyBearer 333');
-        })
-      );
-    });
-  });
-
-  describe('`tokenRefreshPromise` should be called on 401 response', () => {
-    beforeEach(() => {
-      fetchMock.restore();
-
-      fetchMock.mock({
-        matcher: '/graphql',
-        response: {
-          status: 401,
-          body: { data: 'PAYLOAD' },
-          sendAsJson: true,
-        },
-        method: 'POST',
-      });
-    });
-
-    it('should work with query (provided promise)', () => {
-      const rnl = new RelayNetworkLayer([
-        authMiddleware({
-          token: '123',
-          tokenRefreshPromise: () => Promise.resolve(345),
-        }),
-      ]);
-
-      const req1 = mockReq();
-      return rnl.sendQueries([req1]).then(() => {
-        const reqs = fetchMock.calls('/graphql');
-        assert.equal(reqs.length, 2);
-        assert.equal(reqs[1][1].headers.Authorization, 'Bearer 345');
-      });
-    });
-
-    it('should work with mutation (provided regular value)', () => {
-      const rnl = new RelayNetworkLayer([
-        authMiddleware({
-          token: '123',
-          tokenRefreshPromise: () => 456,
-        }),
-      ]);
-
-      const req1 = mockReq();
-      return assert.isFulfilled(
-        rnl.sendMutation(req1).then(() => {
-          const reqs = fetchMock.calls('/graphql');
-          assert.equal(reqs.length, 2);
-          assert.equal(reqs[1][1].headers.Authorization, 'Bearer 456');
-        })
-      );
-    });
-  });
-});
diff --git a/test/middleware/url.test.js b/test/middleware/url.test.js
deleted file mode 100644
index e32ebeb..0000000
--- a/test/middleware/url.test.js
+++ /dev/null
@@ -1,83 +0,0 @@
-import { assert } from 'chai';
-import fetchMock from 'fetch-mock';
-import { RelayNetworkLayer } from '../../src';
-import { mockReq } from '../testutils';
-import urlMiddleware from '../../src/middleware/url';
-
-describe('Middleware / url', () => {
-  describe('`url` option as string', () => {
-    const rnl = new RelayNetworkLayer([
-      urlMiddleware({
-        url: '/other/url',
-      }),
-    ]);
-
-    beforeEach(() => {
-      fetchMock.restore();
-
-      fetchMock.mock({
-        matcher: '/other/url',
-        response: {
-          status: 200,
-          body: { data: 'PAYLOAD' },
-          sendAsJson: true,
-        },
-        method: 'POST',
-      });
-    });
-
-    it('should work with query', () => {
-      const req1 = mockReq();
-      return rnl.sendQueries([req1]).then(() => {
-        assert.equal(req1.payload.response, 'PAYLOAD');
-      });
-    });
-
-    it('should work with mutation', () => {
-      const req1 = mockReq();
-      return assert.isFulfilled(
-        rnl.sendMutation(req1).then(() => {
-          assert.equal(req1.payload.response, 'PAYLOAD');
-        })
-      );
-    });
-  });
-
-  describe('`url` option as thunk', () => {
-    const rnl = new RelayNetworkLayer([
-      urlMiddleware({
-        url: (_) => '/thunk_url', // eslint-disable-line
-      }),
-    ]);
-
-    beforeEach(() => {
-      fetchMock.restore();
-
-      fetchMock.mock({
-        matcher: '/thunk_url',
-        response: {
-          status: 200,
-          body: { data: 'PAYLOAD' },
-          sendAsJson: true,
-        },
-        method: 'POST',
-      });
-    });
-
-    it('should work with query', () => {
-      const req1 = mockReq();
-      return rnl.sendQueries([req1]).then(() => {
-        assert.equal(req1.payload.response, 'PAYLOAD');
-      });
-    });
-
-    it('should work with mutation', () => {
-      const req1 = mockReq();
-      return assert.isFulfilled(
-        rnl.sendMutation(req1).then(() => {
-          assert.equal(req1.payload.response, 'PAYLOAD');
-        })
-      );
-    });
-  });
-});
diff --git a/test/mocha-bootload.js b/test/mocha-bootload.js
deleted file mode 100644
index c217182..0000000
--- a/test/mocha-bootload.js
+++ /dev/null
@@ -1,11 +0,0 @@
-/* eslint-disable */
-
-var chai = require('chai');
-var chaiAsPromised = require('chai-as-promised');
-chai.use(chaiAsPromised);
-
-process.on('unhandledRejection', function(error) {
-  console.error('Unhandled Promise Rejection:');
-  console.error((error && error.stack) || error);
-  exit(1);
-});
diff --git a/test/mutation.test.js b/test/mutation.test.js
deleted file mode 100644
index ee2a011..0000000
--- a/test/mutation.test.js
+++ /dev/null
@@ -1,76 +0,0 @@
-import { assert } from 'chai';
-import fetchMock from 'fetch-mock';
-import { RelayNetworkLayer } from '../src';
-import { mockReq } from './testutils';
-
-describe('Mutation tests', () => {
-  const middlewares = [];
-  const rnl = new RelayNetworkLayer(middlewares);
-
-  beforeEach(() => {
-    fetchMock.restore();
-  });
-
-  it('should make a successfull mutation', () => {
-    fetchMock.post('/graphql', { data: {} });
-    return assert.isFulfilled(rnl.sendMutation(mockReq()));
-  });
-
-  it('should fail correctly on network failure', () => {
-    fetchMock.mock({
-      matcher: '/graphql',
-      response: {
-        throws: new Error('Network connection error'),
-      },
-      method: 'POST',
-    });
-    const req1 = mockReq();
-    return assert.isFulfilled(
-      rnl.sendMutation(req1).then(() => {
-        assert(req1.error instanceof Error);
-        assert(/Network connection error/.test(req1.error.message));
-      })
-    );
-  });
-
-  it('should handle error response', () => {
-    fetchMock.mock({
-      matcher: '/graphql',
-      response: {
-        status: 200,
-        body: {
-          errors: [{ location: 1, message: 'major error' }],
-        },
-      },
-      method: 'POST',
-    });
-
-    const req1 = mockReq(1);
-    return assert.isFulfilled(
-      rnl.sendMutation(req1).then(() => {
-        assert(req1.error instanceof Error, 'should be an error');
-      })
-    );
-  });
-
-  it('should handle server non-2xx errors', () => {
-    fetchMock.mock({
-      matcher: '/graphql',
-
-      response: {
-        status: 500,
-        body: 'Something went completely wrong.',
-      },
-      method: 'POST',
-    });
-
-    const req1 = mockReq(1);
-    return assert.isFulfilled(
-      rnl.sendMutation(req1).then(() => {
-        assert(req1.error instanceof Error, 'should be an error');
-        assert.equal(req1.error.message, 'Something went completely wrong.');
-        assert.equal(req1.error.fetchResponse.status, 500);
-      })
-    );
-  });
-});
diff --git a/yarn.lock b/yarn.lock
index f25b497..f26049c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -54,10 +54,20 @@ JSONStream@^1.0.4:
     jsonparse "^1.2.0"
     through ">=2.2.7 <3"
 
+abab@^1.0.3:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/abab/-/abab-1.0.4.tgz#5faad9c2c07f60dd76770f71cf025b62a63cfd4e"
+
 abbrev@1:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.1.0.tgz#d0554c2256636e2f56e7c2e5ad183f859428d81f"
 
+acorn-globals@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/acorn-globals/-/acorn-globals-3.1.0.tgz#fd8270f71fbb4996b004fa880ee5d46573a731bf"
+  dependencies:
+    acorn "^4.0.4"
+
 acorn-jsx@^3.0.0:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/acorn-jsx/-/acorn-jsx-3.0.1.tgz#afdf9488fb1ecefc8348f6fb22f464e32a58b36b"
@@ -68,6 +78,10 @@ acorn@^3.0.4:
   version "3.3.0"
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-3.3.0.tgz#45e37fb39e8da3f25baee3ff5369e2bb5f22017a"
 
+acorn@^4.0.4:
+  version "4.0.13"
+  resolved "https://registry.yarnpkg.com/acorn/-/acorn-4.0.13.tgz#105495ae5361d697bd195c825192e1ad7f253787"
+
 acorn@^5.1.1:
   version "5.2.1"
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-5.2.1.tgz#317ac7821826c22c702d66189ab8359675f135d7"
@@ -126,7 +140,7 @@ ansi-styles@^2.2.1:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-2.2.1.tgz#b432dd3358b634cf75e1e4664368240533c1ddbe"
 
-ansi-styles@^3.1.0:
+ansi-styles@^3.1.0, ansi-styles@^3.2.0:
   version "3.2.0"
   resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-3.2.0.tgz#c159b8d5be0f9e5a6f346dab94f16ce022161b88"
   dependencies:
@@ -149,10 +163,6 @@ aproba@^1.0.3:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/aproba/-/aproba-1.1.1.tgz#95d3600f07710aa0e9298c726ad5ecf2eacbabab"
 
-archy@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/archy/-/archy-1.0.0.tgz#f9c8c13757cc1dd7bc379ac77b2c62a5c2868c40"
-
 are-we-there-yet@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/are-we-there-yet/-/are-we-there-yet-1.1.2.tgz#80e470e95a084794fe1899262c5667c6e88de1b3"
@@ -176,6 +186,10 @@ arr-flatten@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/arr-flatten/-/arr-flatten-1.0.1.tgz#e5ffe54d45e19f32f216e91eb99c8ce892bb604b"
 
+array-equal@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/array-equal/-/array-equal-1.0.0.tgz#8c2a5ef2472fd9ea742b04c77a75093ba2757c93"
+
 array-find-index@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/array-find-index/-/array-find-index-1.0.2.tgz#df010aa1287e164bbda6f9723b0a96a1ec4187a1"
@@ -214,15 +228,15 @@ assert-plus@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/assert-plus/-/assert-plus-1.0.0.tgz#f12e0f3c5d77b0b1cdd9146942e4e96c1e4dd525"
 
-assertion-error@^1.0.1:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/assertion-error/-/assertion-error-1.0.2.tgz#13ca515d86206da0bac66e834dd397d87581094c"
+astral-regex@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/astral-regex/-/astral-regex-1.0.0.tgz#6c8c3fb827dd43ee3918f27b82782ab7658a6fd9"
 
 async-each@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/async-each/-/async-each-1.0.1.tgz#19d386a1d9edc6e7c1c85d388aedbcc56d33602d"
 
-async@^1.4.0, async@^1.4.2:
+async@^1.4.0:
   version "1.5.2"
   resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
 
@@ -232,6 +246,12 @@ async@^2.0.1:
   dependencies:
     lodash "^4.14.0"
 
+async@^2.1.4:
+  version "2.5.0"
+  resolved "https://registry.yarnpkg.com/async/-/async-2.5.0.tgz#843190fd6b7357a0b9e1c956edddd5ec8462b54d"
+  dependencies:
+    lodash "^4.14.0"
+
 async@~0.2.6:
   version "0.2.10"
   resolved "https://registry.yarnpkg.com/async/-/async-0.2.10.tgz#b6bbe0b0674b9d719708ca38de8c237cb526c3d1"
@@ -293,7 +313,7 @@ babel-code-frame@^6.26.0:
     esutils "^2.0.2"
     js-tokens "^3.0.2"
 
-babel-core@^6.26.0:
+babel-core@^6.0.0, babel-core@^6.26.0:
   version "6.26.0"
   resolved "https://registry.yarnpkg.com/babel-core/-/babel-core-6.26.0.tgz#af32f78b31a6fcef119c87b0fd8d9753f03a0bb8"
   dependencies:
@@ -326,20 +346,7 @@ babel-eslint@^8.0.1:
     babel-types "7.0.0-beta.0"
     babylon "7.0.0-beta.22"
 
-babel-generator@^6.18.0:
-  version "6.23.0"
-  resolved "https://registry.yarnpkg.com/babel-generator/-/babel-generator-6.23.0.tgz#6b8edab956ef3116f79d8c84c5a3c05f32a74bc5"
-  dependencies:
-    babel-messages "^6.23.0"
-    babel-runtime "^6.22.0"
-    babel-types "^6.23.0"
-    detect-indent "^4.0.0"
-    jsesc "^1.3.0"
-    lodash "^4.2.0"
-    source-map "^0.5.0"
-    trim-right "^1.0.1"
-
-babel-generator@^6.26.0:
+babel-generator@^6.18.0, babel-generator@^6.26.0:
   version "6.26.0"
   resolved "https://registry.yarnpkg.com/babel-generator/-/babel-generator-6.26.0.tgz#ac1ae20070b79f6e3ca1d3269613053774f20dc5"
   dependencies:
@@ -468,6 +475,13 @@ babel-helpers@^6.24.1:
     babel-runtime "^6.22.0"
     babel-template "^6.24.1"
 
+babel-jest@^21.2.0:
+  version "21.2.0"
+  resolved "https://registry.yarnpkg.com/babel-jest/-/babel-jest-21.2.0.tgz#2ce059519a9374a2c46f2455b6fbef5ad75d863e"
+  dependencies:
+    babel-plugin-istanbul "^4.0.0"
+    babel-preset-jest "^21.2.0"
+
 babel-messages@7.0.0-beta.0:
   version "7.0.0-beta.0"
   resolved "https://registry.yarnpkg.com/babel-messages/-/babel-messages-7.0.0-beta.0.tgz#6df01296e49fc8fbd0637394326a167f36da817b"
@@ -484,6 +498,18 @@ babel-plugin-check-es2015-constants@^6.22.0:
   dependencies:
     babel-runtime "^6.22.0"
 
+babel-plugin-istanbul@^4.0.0:
+  version "4.1.5"
+  resolved "https://registry.yarnpkg.com/babel-plugin-istanbul/-/babel-plugin-istanbul-4.1.5.tgz#6760cdd977f411d3e175bb064f2bc327d99b2b6e"
+  dependencies:
+    find-up "^2.1.0"
+    istanbul-lib-instrument "^1.7.5"
+    test-exclude "^4.1.1"
+
+babel-plugin-jest-hoist@^21.2.0:
+  version "21.2.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-jest-hoist/-/babel-plugin-jest-hoist-21.2.0.tgz#2cef637259bd4b628a6cace039de5fcd14dbb006"
+
 babel-plugin-syntax-async-functions@^6.8.0:
   version "6.13.0"
   resolved "https://registry.yarnpkg.com/babel-plugin-syntax-async-functions/-/babel-plugin-syntax-async-functions-6.13.0.tgz#cad9cad1191b5ad634bf30ae0872391e0647be95"
@@ -492,7 +518,7 @@ babel-plugin-syntax-exponentiation-operator@^6.8.0:
   version "6.13.0"
   resolved "https://registry.yarnpkg.com/babel-plugin-syntax-exponentiation-operator/-/babel-plugin-syntax-exponentiation-operator-6.13.0.tgz#9ee7e8337290da95288201a6a57f4170317830de"
 
-babel-plugin-syntax-object-rest-spread@^6.8.0:
+babel-plugin-syntax-object-rest-spread@^6.13.0, babel-plugin-syntax-object-rest-spread@^6.8.0:
   version "6.13.0"
   resolved "https://registry.yarnpkg.com/babel-plugin-syntax-object-rest-spread/-/babel-plugin-syntax-object-rest-spread-6.13.0.tgz#fd6536f2bce13836ffa3a5458c4903a597bb3bf5"
 
@@ -771,6 +797,13 @@ babel-preset-env@^1.6.1:
     invariant "^2.2.2"
     semver "^5.3.0"
 
+babel-preset-jest@^21.2.0:
+  version "21.2.0"
+  resolved "https://registry.yarnpkg.com/babel-preset-jest/-/babel-preset-jest-21.2.0.tgz#ff9d2bce08abd98e8a36d9a8a5189b9173b85638"
+  dependencies:
+    babel-plugin-jest-hoist "^21.2.0"
+    babel-plugin-syntax-object-rest-spread "^6.13.0"
+
 babel-register@^6.26.0:
   version "6.26.0"
   resolved "https://registry.yarnpkg.com/babel-register/-/babel-register-6.26.0.tgz#6ed021173e2fcb486d7acb45c6009a856f647071"
@@ -806,17 +839,7 @@ babel-template@7.0.0-beta.0:
     babylon "7.0.0-beta.22"
     lodash "^4.2.0"
 
-babel-template@^6.16.0, babel-template@^6.22.0, babel-template@^6.23.0:
-  version "6.23.0"
-  resolved "https://registry.yarnpkg.com/babel-template/-/babel-template-6.23.0.tgz#04d4f270adbb3aa704a8143ae26faa529238e638"
-  dependencies:
-    babel-runtime "^6.22.0"
-    babel-traverse "^6.23.0"
-    babel-types "^6.23.0"
-    babylon "^6.11.0"
-    lodash "^4.2.0"
-
-babel-template@^6.24.1, babel-template@^6.26.0:
+babel-template@^6.16.0, babel-template@^6.24.1, babel-template@^6.26.0:
   version "6.26.0"
   resolved "https://registry.yarnpkg.com/babel-template/-/babel-template-6.26.0.tgz#de03e2d16396b069f46dd9fff8521fb1a0e35e02"
   dependencies:
@@ -826,6 +849,16 @@ babel-template@^6.24.1, babel-template@^6.26.0:
     babylon "^6.18.0"
     lodash "^4.17.4"
 
+babel-template@^6.22.0, babel-template@^6.23.0:
+  version "6.23.0"
+  resolved "https://registry.yarnpkg.com/babel-template/-/babel-template-6.23.0.tgz#04d4f270adbb3aa704a8143ae26faa529238e638"
+  dependencies:
+    babel-runtime "^6.22.0"
+    babel-traverse "^6.23.0"
+    babel-types "^6.23.0"
+    babylon "^6.11.0"
+    lodash "^4.2.0"
+
 babel-traverse@7.0.0-beta.0:
   version "7.0.0-beta.0"
   resolved "https://registry.yarnpkg.com/babel-traverse/-/babel-traverse-7.0.0-beta.0.tgz#da14be9b762f62a2f060db464eaafdd8cd072a41"
@@ -840,21 +873,7 @@ babel-traverse@7.0.0-beta.0:
     invariant "^2.2.0"
     lodash "^4.2.0"
 
-babel-traverse@^6.18.0, babel-traverse@^6.23.0:
-  version "6.23.1"
-  resolved "https://registry.yarnpkg.com/babel-traverse/-/babel-traverse-6.23.1.tgz#d3cb59010ecd06a97d81310065f966b699e14f48"
-  dependencies:
-    babel-code-frame "^6.22.0"
-    babel-messages "^6.23.0"
-    babel-runtime "^6.22.0"
-    babel-types "^6.23.0"
-    babylon "^6.15.0"
-    debug "^2.2.0"
-    globals "^9.0.0"
-    invariant "^2.2.0"
-    lodash "^4.2.0"
-
-babel-traverse@^6.24.1, babel-traverse@^6.26.0:
+babel-traverse@^6.18.0, babel-traverse@^6.24.1, babel-traverse@^6.26.0:
   version "6.26.0"
   resolved "https://registry.yarnpkg.com/babel-traverse/-/babel-traverse-6.26.0.tgz#46a9cbd7edcc62c8e5c064e2d2d8d0f4035766ee"
   dependencies:
@@ -868,6 +887,20 @@ babel-traverse@^6.24.1, babel-traverse@^6.26.0:
     invariant "^2.2.2"
     lodash "^4.17.4"
 
+babel-traverse@^6.23.0:
+  version "6.23.1"
+  resolved "https://registry.yarnpkg.com/babel-traverse/-/babel-traverse-6.23.1.tgz#d3cb59010ecd06a97d81310065f966b699e14f48"
+  dependencies:
+    babel-code-frame "^6.22.0"
+    babel-messages "^6.23.0"
+    babel-runtime "^6.22.0"
+    babel-types "^6.23.0"
+    babylon "^6.15.0"
+    debug "^2.2.0"
+    globals "^9.0.0"
+    invariant "^2.2.0"
+    lodash "^4.2.0"
+
 babel-types@7.0.0-beta.0:
   version "7.0.0-beta.0"
   resolved "https://registry.yarnpkg.com/babel-types/-/babel-types-7.0.0-beta.0.tgz#eb8b6e556470e6dcc4aef982d79ad229469b5169"
@@ -876,16 +909,7 @@ babel-types@7.0.0-beta.0:
     lodash "^4.2.0"
     to-fast-properties "^2.0.0"
 
-babel-types@^6.18.0, babel-types@^6.19.0, babel-types@^6.22.0, babel-types@^6.23.0:
-  version "6.23.0"
-  resolved "https://registry.yarnpkg.com/babel-types/-/babel-types-6.23.0.tgz#bb17179d7538bad38cd0c9e115d340f77e7e9acf"
-  dependencies:
-    babel-runtime "^6.22.0"
-    esutils "^2.0.2"
-    lodash "^4.2.0"
-    to-fast-properties "^1.0.1"
-
-babel-types@^6.24.1, babel-types@^6.26.0:
+babel-types@^6.18.0, babel-types@^6.24.1, babel-types@^6.26.0:
   version "6.26.0"
   resolved "https://registry.yarnpkg.com/babel-types/-/babel-types-6.26.0.tgz#a3b073f94ab49eb6fa55cd65227a334380632497"
   dependencies:
@@ -894,11 +918,20 @@ babel-types@^6.24.1, babel-types@^6.26.0:
     lodash "^4.17.4"
     to-fast-properties "^1.0.3"
 
+babel-types@^6.19.0, babel-types@^6.22.0, babel-types@^6.23.0:
+  version "6.23.0"
+  resolved "https://registry.yarnpkg.com/babel-types/-/babel-types-6.23.0.tgz#bb17179d7538bad38cd0c9e115d340f77e7e9acf"
+  dependencies:
+    babel-runtime "^6.22.0"
+    esutils "^2.0.2"
+    lodash "^4.2.0"
+    to-fast-properties "^1.0.1"
+
 babylon@7.0.0-beta.22:
   version "7.0.0-beta.22"
   resolved "https://registry.yarnpkg.com/babylon/-/babylon-7.0.0-beta.22.tgz#74f0ad82ed7c7c3cfeab74cf684f815104161b65"
 
-babylon@^6.11.0, babylon@^6.13.0, babylon@^6.15.0:
+babylon@^6.11.0, babylon@^6.15.0:
   version "6.16.1"
   resolved "https://registry.yarnpkg.com/babylon/-/babylon-6.16.1.tgz#30c5a22f481978a9e7f8cdfdf496b11d94b404d3"
 
@@ -964,9 +997,11 @@ braces@^1.8.2:
     preserve "^0.2.0"
     repeat-element "^1.1.2"
 
-browser-stdout@1.3.0:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/browser-stdout/-/browser-stdout-1.3.0.tgz#f351d32969d32fa5d7a5567154263d928ae3bd1f"
+browser-resolve@^1.11.2:
+  version "1.11.2"
+  resolved "https://registry.yarnpkg.com/browser-resolve/-/browser-resolve-1.11.2.tgz#8ff09b0a2c421718a1051c260b32e48f442938ce"
+  dependencies:
+    resolve "1.1.7"
 
 browserslist@^2.1.2:
   version "2.6.1"
@@ -975,6 +1010,12 @@ browserslist@^2.1.2:
     caniuse-lite "^1.0.30000755"
     electron-to-chromium "^1.3.27"
 
+bser@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/bser/-/bser-2.0.0.tgz#9ac78d3ed5d915804fd87acb158bc797147a1719"
+  dependencies:
+    node-int64 "^0.4.0"
+
 buffer-shims@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/buffer-shims/-/buffer-shims-1.0.0.tgz#9978ce317388c649ad8793028c3477ef044a8b51"
@@ -987,14 +1028,6 @@ builtins@^1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/builtins/-/builtins-1.0.3.tgz#cb94faeb61c8696451db36534e1422f94f0aee88"
 
-caching-transform@^1.0.0:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/caching-transform/-/caching-transform-1.0.1.tgz#6dbdb2f20f8d8fbce79f3e94e9d1742dcdf5c0a1"
-  dependencies:
-    md5-hex "^1.2.0"
-    mkdirp "^0.5.1"
-    write-file-atomic "^1.1.4"
-
 caller-path@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/caller-path/-/caller-path-0.1.0.tgz#94085ef63581ecd3daa92444a8fe94e82577751f"
@@ -1005,6 +1038,10 @@ callsites@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/callsites/-/callsites-0.2.0.tgz#afab96262910a7f33c19a5775825c69f34e350ca"
 
+callsites@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/callsites/-/callsites-2.0.0.tgz#06eb84f00eea413da86affefacbffb36093b3c50"
+
 camelcase-keys@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/camelcase-keys/-/camelcase-keys-2.1.0.tgz#308beeaffdf28119051efa1d932213c91b8f92e7"
@@ -1020,9 +1057,9 @@ camelcase@^2.0.0:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-2.1.1.tgz#7c1d16d679a1bbe59ca02cacecfb011e201f5a1f"
 
-camelcase@^3.0.0:
-  version "3.0.0"
-  resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-3.0.0.tgz#32fc4b9fcdaf845fcdf7e73bb97cac2261f0ab0a"
+camelcase@^4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-4.1.0.tgz#d545635be1e33c542649c69173e5de6acfae34dd"
 
 caniuse-lite@^1.0.30000755:
   version "1.0.30000757"
@@ -1043,23 +1080,6 @@ center-align@^0.1.1:
     align-text "^0.1.3"
     lazy-cache "^1.0.3"
 
-chai-as-promised@^7.1.1:
-  version "7.1.1"
-  resolved "https://registry.yarnpkg.com/chai-as-promised/-/chai-as-promised-7.1.1.tgz#08645d825deb8696ee61725dbf590c012eb00ca0"
-  dependencies:
-    check-error "^1.0.2"
-
-chai@^4.1.2:
-  version "4.1.2"
-  resolved "https://registry.yarnpkg.com/chai/-/chai-4.1.2.tgz#0f64584ba642f0f2ace2806279f4f06ca23ad73c"
-  dependencies:
-    assertion-error "^1.0.1"
-    check-error "^1.0.1"
-    deep-eql "^3.0.0"
-    get-func-name "^2.0.0"
-    pathval "^1.0.0"
-    type-detect "^4.0.0"
-
 chalk@^1.1.0, chalk@^1.1.1, chalk@^1.1.3:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/chalk/-/chalk-1.1.3.tgz#a8115c55e4a702fe4d150abd3872822a7e09fc98"
@@ -1070,7 +1090,7 @@ chalk@^1.1.0, chalk@^1.1.1, chalk@^1.1.3:
     strip-ansi "^3.0.0"
     supports-color "^2.0.0"
 
-chalk@^2.0.0, chalk@^2.1.0:
+chalk@^2.0.0, chalk@^2.0.1, chalk@^2.1.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/chalk/-/chalk-2.3.0.tgz#b5ea48efc9c1793dccc9b4767c93914d3f2d52ba"
   dependencies:
@@ -1078,10 +1098,6 @@ chalk@^2.0.0, chalk@^2.1.0:
     escape-string-regexp "^1.0.5"
     supports-color "^4.0.0"
 
-check-error@^1.0.1, check-error@^1.0.2:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/check-error/-/check-error-1.0.2.tgz#574d312edd88bb5dd8912e9286dd6c0aed4aac82"
-
 chokidar@^1.6.1:
   version "1.6.1"
   resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-1.6.1.tgz#2f4447ab5e96e50fb3d789fd90d4c72e0e4c70c2"
@@ -1097,6 +1113,10 @@ chokidar@^1.6.1:
   optionalDependencies:
     fsevents "^1.0.0"
 
+ci-info@^1.0.0:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/ci-info/-/ci-info-1.1.1.tgz#47b44df118c48d2597b56d342e7e25791060171a"
+
 circular-json@^0.3.1:
   version "0.3.1"
   resolved "https://registry.yarnpkg.com/circular-json/-/circular-json-0.3.1.tgz#be8b36aefccde8b3ca7aa2d6afc07a37242c0d2d"
@@ -1151,19 +1171,15 @@ combined-stream@^1.0.5, combined-stream@~1.0.5:
   dependencies:
     delayed-stream "~1.0.0"
 
-commander@2.9.0, commander@^2.9.0:
-  version "2.9.0"
-  resolved "https://registry.yarnpkg.com/commander/-/commander-2.9.0.tgz#9c99094176e12240cb22d6c5146098400fe0f7d4"
-  dependencies:
-    graceful-readlink ">= 1.0.0"
-
 commander@^2.11.0:
   version "2.11.0"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.11.0.tgz#157152fd1e7a6c8d98a5b715cf376df928004563"
 
-commondir@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/commondir/-/commondir-1.0.1.tgz#ddd800da0c66127393cca5950ea968a3aaf1253b"
+commander@^2.9.0:
+  version "2.9.0"
+  resolved "https://registry.yarnpkg.com/commander/-/commander-2.9.0.tgz#9c99094176e12240cb22d6c5146098400fe0f7d4"
+  dependencies:
+    graceful-readlink ">= 1.0.0"
 
 compare-func@^1.3.1:
   version "1.3.2"
@@ -1199,6 +1215,10 @@ contains-path@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/contains-path/-/contains-path-0.1.0.tgz#fe8cf184ff6670b6baef01a9d4861a5cbec4120a"
 
+content-type-parser@^1.0.1:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/content-type-parser/-/content-type-parser-1.0.2.tgz#caabe80623e63638b2502fd4c7f12ff4ce2352e7"
+
 conventional-changelog-angular@^1.4.0:
   version "1.5.1"
   resolved "https://registry.yarnpkg.com/conventional-changelog-angular/-/conventional-changelog-angular-1.5.1.tgz#974e73aa1c39c392e4364f2952bd9a62904e9ea3"
@@ -1262,11 +1282,7 @@ conventional-commits-parser@^2.0.0:
     through2 "^2.0.0"
     trim-off-newlines "^1.0.0"
 
-convert-source-map@^1.3.0:
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/convert-source-map/-/convert-source-map-1.4.0.tgz#e3dad195bf61bfe13a7a3c73e9876ec14a0268f3"
-
-convert-source-map@^1.5.0:
+convert-source-map@^1.4.0, convert-source-map@^1.5.0:
   version "1.5.0"
   resolved "https://registry.yarnpkg.com/convert-source-map/-/convert-source-map-1.5.0.tgz#9acd70851c6d5dfdd93d9282e5edf94a03ff46b5"
 
@@ -1282,13 +1298,6 @@ core-util-is@^1.0.1, core-util-is@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"
 
-cross-spawn@^4:
-  version "4.0.2"
-  resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-4.0.2.tgz#7b9247621c23adfdd3856004a823cbe397424d41"
-  dependencies:
-    lru-cache "^4.0.1"
-    which "^1.2.9"
-
 cross-spawn@^5.0.1, cross-spawn@^5.1.0:
   version "5.1.0"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-5.1.0.tgz#e8bd0efee58fcff6f8f94510a0a554bbfa235449"
@@ -1303,6 +1312,16 @@ cryptiles@2.x.x:
   dependencies:
     boom "2.x.x"
 
+cssom@0.3.x, "cssom@>= 0.3.2 < 0.4.0":
+  version "0.3.2"
+  resolved "https://registry.yarnpkg.com/cssom/-/cssom-0.3.2.tgz#b8036170c79f07a90ff2f16e22284027a243848b"
+
+"cssstyle@>= 0.2.37 < 0.3.0":
+  version "0.2.37"
+  resolved "https://registry.yarnpkg.com/cssstyle/-/cssstyle-0.2.37.tgz#541097234cb2513c83ceed3acddc27ff27987d54"
+  dependencies:
+    cssom "0.3.x"
+
 currently-unhandled@^0.4.1:
   version "0.4.1"
   resolved "https://registry.yarnpkg.com/currently-unhandled/-/currently-unhandled-0.4.1.tgz#988df33feab191ef799a61369dd76c17adf957ea"
@@ -1338,11 +1357,7 @@ dateformat@^1.0.11, dateformat@^1.0.12:
     get-stdin "^4.0.1"
     meow "^3.3.0"
 
-debug-log@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/debug-log/-/debug-log-1.0.1.tgz#2307632d4c04382b8df8a32f70b895046d52745f"
-
-debug@2.2.0, debug@^2.2.0, debug@~2.2.0:
+debug@^2.2.0, debug@~2.2.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/debug/-/debug-2.2.0.tgz#f87057e995b1a1f6ae6a4960664137bc56f039da"
   dependencies:
@@ -1354,7 +1369,7 @@ debug@^2.4.1, debug@^2.6.8, debug@^2.6.9:
   dependencies:
     ms "2.0.0"
 
-debug@^3.0.1:
+debug@^3.0.1, debug@^3.1.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/debug/-/debug-3.1.0.tgz#5bb5a0672628b64149566ba16819e61518c67261"
   dependencies:
@@ -1364,12 +1379,6 @@ decamelize@^1.0.0, decamelize@^1.1.1, decamelize@^1.1.2:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
 
-deep-eql@^3.0.0:
-  version "3.0.1"
-  resolved "https://registry.yarnpkg.com/deep-eql/-/deep-eql-3.0.1.tgz#dfc9404400ad1c8fe023e7da1df1c147c4b444df"
-  dependencies:
-    type-detect "^4.0.0"
-
 deep-extend@~0.4.0:
   version "0.4.1"
   resolved "https://registry.yarnpkg.com/deep-extend/-/deep-extend-0.4.1.tgz#efe4113d08085f4e6f9687759810f807469e2253"
@@ -1410,9 +1419,13 @@ detect-indent@^4.0.0:
   dependencies:
     repeating "^2.0.0"
 
-diff@1.4.0:
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/diff/-/diff-1.4.0.tgz#7f28d2eb9ee7b15a97efd89ce63dcfdaa3ccbabf"
+detect-libc@^1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/detect-libc/-/detect-libc-1.0.2.tgz#71ad5d204bf17a6a6ca8f450c61454066ef461e1"
+
+diff@^3.2.0:
+  version "3.4.0"
+  resolved "https://registry.yarnpkg.com/diff/-/diff-3.4.0.tgz#b1d85507daf3964828de54b37d0d73ba67dda56c"
 
 doctrine@1.5.0:
   version "1.5.0"
@@ -1450,6 +1463,12 @@ encoding@^0.1.11:
   dependencies:
     iconv-lite "~0.4.13"
 
+errno@^0.1.4:
+  version "0.1.4"
+  resolved "https://registry.yarnpkg.com/errno/-/errno-0.1.4.tgz#b896e23a9e5e8ba33871fc996abd3635fc9a1c7d"
+  dependencies:
+    prr "~0.0.0"
+
 error-ex@^1.2.0:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/error-ex/-/error-ex-1.3.1.tgz#f855a86ce61adc4e8621c3cda21e7a7612c3a8dc"
@@ -1466,10 +1485,21 @@ es6-promisify@^5.0.0:
   dependencies:
     es6-promise "^4.0.3"
 
-escape-string-regexp@1.0.5, escape-string-regexp@^1.0.2, escape-string-regexp@^1.0.5:
+escape-string-regexp@^1.0.2, escape-string-regexp@^1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz#1b61c0562190a8dff6ae3bb2cf0200ca130b86d4"
 
+escodegen@^1.6.1:
+  version "1.9.0"
+  resolved "https://registry.yarnpkg.com/escodegen/-/escodegen-1.9.0.tgz#9811a2f265dc1cd3894420ee3717064b632b8852"
+  dependencies:
+    esprima "^3.1.3"
+    estraverse "^4.2.0"
+    esutils "^2.0.2"
+    optionator "^0.8.1"
+  optionalDependencies:
+    source-map "~0.5.6"
+
 eslint-config-airbnb-base@^12.1.0:
   version "12.1.0"
   resolved "https://registry.yarnpkg.com/eslint-config-airbnb-base/-/eslint-config-airbnb-base-12.1.0.tgz#386441e54a12ccd957b0a92564a4bafebd747944"
@@ -1578,6 +1608,10 @@ espree@^3.5.1:
     acorn "^5.1.1"
     acorn-jsx "^3.0.0"
 
+esprima@^3.1.3:
+  version "3.1.3"
+  resolved "https://registry.yarnpkg.com/esprima/-/esprima-3.1.3.tgz#fdca51cee6133895e3c88d535ce49dbff62a4633"
+
 esprima@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/esprima/-/esprima-4.0.0.tgz#4499eddcd1110e0b218bacf2fa7f7f59f55ca804"
@@ -1607,6 +1641,24 @@ esutils@^2.0.2:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/esutils/-/esutils-2.0.2.tgz#0abf4f1caa5bcb1f7a9d8acc6dea4faaa04bac9b"
 
+exec-sh@^0.2.0:
+  version "0.2.1"
+  resolved "https://registry.yarnpkg.com/exec-sh/-/exec-sh-0.2.1.tgz#163b98a6e89e6b65b47c2a28d215bc1f63989c38"
+  dependencies:
+    merge "^1.1.3"
+
+execa@^0.7.0:
+  version "0.7.0"
+  resolved "https://registry.yarnpkg.com/execa/-/execa-0.7.0.tgz#944becd34cc41ee32a63a9faf27ad5a65fc59777"
+  dependencies:
+    cross-spawn "^5.0.1"
+    get-stream "^3.0.0"
+    is-stream "^1.1.0"
+    npm-run-path "^2.0.0"
+    p-finally "^1.0.0"
+    signal-exit "^3.0.0"
+    strip-eof "^1.0.0"
+
 execa@^0.8.0:
   version "0.8.0"
   resolved "https://registry.yarnpkg.com/execa/-/execa-0.8.0.tgz#d8d76bbc1b55217ed190fd6dd49d3c774ecfc8da"
@@ -1631,6 +1683,17 @@ expand-range@^1.8.1:
   dependencies:
     fill-range "^2.1.0"
 
+expect@^21.2.1:
+  version "21.2.1"
+  resolved "https://registry.yarnpkg.com/expect/-/expect-21.2.1.tgz#003ac2ac7005c3c29e73b38a272d4afadd6d1d7b"
+  dependencies:
+    ansi-styles "^3.2.0"
+    jest-diff "^21.2.1"
+    jest-get-type "^21.2.0"
+    jest-matcher-utils "^21.2.1"
+    jest-message-util "^21.2.1"
+    jest-regex-util "^21.2.0"
+
 extend@~3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/extend/-/extend-3.0.0.tgz#5a474353b9f3353ddd8176dfd37b91c83a46f1d4"
@@ -1669,6 +1732,12 @@ fast-levenshtein@~2.0.4:
   version "2.0.6"
   resolved "https://registry.yarnpkg.com/fast-levenshtein/-/fast-levenshtein-2.0.6.tgz#3d8a5c66883a16a30ca8643e851f19baa7797917"
 
+fb-watchman@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/fb-watchman/-/fb-watchman-2.0.0.tgz#54e9abf7dfa2f26cd9b1636c588c1afc05de5d58"
+  dependencies:
+    bser "^2.0.0"
+
 fetch-mock@^5.13.1:
   version "5.13.1"
   resolved "https://registry.yarnpkg.com/fetch-mock/-/fetch-mock-5.13.1.tgz#955794a77f3d972f1644b9ace65a0fdfd60f1df7"
@@ -1694,6 +1763,13 @@ filename-regex@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/filename-regex/-/filename-regex-2.0.0.tgz#996e3e80479b98b9897f15a8a58b3d084e926775"
 
+fileset@^2.0.2:
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/fileset/-/fileset-2.0.3.tgz#8e7548a96d3cc2327ee5e674168723a333bba2a0"
+  dependencies:
+    glob "^7.0.3"
+    minimatch "^3.0.3"
+
 fill-range@^2.1.0:
   version "2.2.3"
   resolved "https://registry.yarnpkg.com/fill-range/-/fill-range-2.2.3.tgz#50b77dfd7e469bc7492470963699fe7a8485a723"
@@ -1704,22 +1780,14 @@ fill-range@^2.1.0:
     repeat-element "^1.1.2"
     repeat-string "^1.5.2"
 
-find-cache-dir@^0.1.1:
-  version "0.1.1"
-  resolved "https://registry.yarnpkg.com/find-cache-dir/-/find-cache-dir-0.1.1.tgz#c8defae57c8a52a8a784f9e31c57c742e993a0b9"
-  dependencies:
-    commondir "^1.0.1"
-    mkdirp "^0.5.1"
-    pkg-dir "^1.0.0"
-
-find-up@^1.0.0, find-up@^1.1.2:
+find-up@^1.0.0:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/find-up/-/find-up-1.1.2.tgz#6b2e9822b1a2ce0a60ab64d610eccad53cb24d0f"
   dependencies:
     path-exists "^2.0.0"
     pinkie-promise "^2.0.0"
 
-find-up@^2.0.0:
+find-up@^2.0.0, find-up@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/find-up/-/find-up-2.1.0.tgz#45d1b7e506c717ddd482775a2b77920a3c0c57a7"
   dependencies:
@@ -1754,13 +1822,6 @@ foreachasync@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/foreachasync/-/foreachasync-3.0.0.tgz#5502987dc8714be3392097f32e0071c9dee07cf6"
 
-foreground-child@^1.3.3, foreground-child@^1.5.3:
-  version "1.5.6"
-  resolved "https://registry.yarnpkg.com/foreground-child/-/foreground-child-1.5.6.tgz#4fd71ad2dfde96789b980a5c0a295937cb2f5ce9"
-  dependencies:
-    cross-spawn "^4"
-    signal-exit "^3.0.0"
-
 forever-agent@~0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/forever-agent/-/forever-agent-0.6.1.tgz#fbc71f0c41adeb37f96c577ad1ed42d8fdacca91"
@@ -1812,7 +1873,14 @@ fsevents@^1.0.0:
     nan "^2.3.0"
     node-pre-gyp "^0.6.29"
 
-fstream-ignore@~1.0.5:
+fsevents@^1.1.1:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-1.1.2.tgz#3282b713fb3ad80ede0e9fcf4611b5aa6fc033f4"
+  dependencies:
+    nan "^2.3.0"
+    node-pre-gyp "^0.6.36"
+
+fstream-ignore@^1.0.5, fstream-ignore@~1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/fstream-ignore/-/fstream-ignore-1.0.5.tgz#9c31dae34767018fe1d249b24dada67d092da105"
   dependencies:
@@ -1829,6 +1897,15 @@ fstream@^1.0.0, fstream@^1.0.2, fstream@~1.0.10:
     mkdirp ">=0.5 0"
     rimraf "2"
 
+fstream@^1.0.10:
+  version "1.0.11"
+  resolved "https://registry.yarnpkg.com/fstream/-/fstream-1.0.11.tgz#5c1fb1f117477114f0632a0eb4b71b3cb0fd3171"
+  dependencies:
+    graceful-fs "^4.1.2"
+    inherits "~2.0.0"
+    mkdirp ">=0.5 0"
+    rimraf "2"
+
 function-bind@^1.0.2:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.0.tgz#16176714c801798e4e8f2cf7f7529467bb4a5771"
@@ -1850,6 +1927,19 @@ gauge@~2.7.1:
     strip-ansi "^3.0.1"
     wide-align "^1.1.0"
 
+gauge@~2.7.3:
+  version "2.7.4"
+  resolved "https://registry.yarnpkg.com/gauge/-/gauge-2.7.4.tgz#2c03405c7538c39d7eb37b317022e325fb018bf7"
+  dependencies:
+    aproba "^1.0.3"
+    console-control-strings "^1.0.0"
+    has-unicode "^2.0.0"
+    object-assign "^4.1.0"
+    signal-exit "^3.0.0"
+    string-width "^1.0.1"
+    strip-ansi "^3.0.1"
+    wide-align "^1.1.0"
+
 generate-function@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/generate-function/-/generate-function-2.0.0.tgz#6858fe7c0969b7d4e9093337647ac79f60dfbe74"
@@ -1864,10 +1954,6 @@ get-caller-file@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-1.0.2.tgz#f702e63127e7e231c160a80c1554acb70d5047e5"
 
-get-func-name@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/get-func-name/-/get-func-name-2.0.0.tgz#ead774abee72e20409433a066366023dd6887a41"
-
 get-pkg-repo@^1.0.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/get-pkg-repo/-/get-pkg-repo-1.4.0.tgz#c73b489c06d80cc5536c2c853f9e05232056972d"
@@ -1970,18 +2056,7 @@ glob-to-regexp@^0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/glob-to-regexp/-/glob-to-regexp-0.3.0.tgz#8c5a1494d2066c570cc3bfe4496175acc4d502ab"
 
-glob@7.0.5:
-  version "7.0.5"
-  resolved "https://registry.yarnpkg.com/glob/-/glob-7.0.5.tgz#b4202a69099bbb4d292a7c1b95b6682b67ebdc95"
-  dependencies:
-    fs.realpath "^1.0.0"
-    inflight "^1.0.4"
-    inherits "2"
-    minimatch "^3.0.2"
-    once "^1.3.0"
-    path-is-absolute "^1.0.0"
-
-glob@^7.0.3, glob@^7.0.5, glob@^7.0.6:
+glob@^7.0.3, glob@^7.0.5:
   version "7.1.1"
   resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.1.tgz#805211df04faaf1c63a3600306cdf5ade50b2ec8"
   dependencies:
@@ -1992,7 +2067,7 @@ glob@^7.0.3, glob@^7.0.5, glob@^7.0.6:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
-glob@^7.1.2:
+glob@^7.1.1, glob@^7.1.2:
   version "7.1.2"
   resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.2.tgz#c19c9df9a028702d678612384a6552404c636d15"
   dependencies:
@@ -2034,11 +2109,11 @@ graceful-fs@^4.1.11, graceful-fs@^4.1.2, graceful-fs@^4.1.4, graceful-fs@^4.1.6:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/graceful-readlink/-/graceful-readlink-1.0.1.tgz#4cafad76bc62f02fa039b2f94e9a3dd3a391a725"
 
-growl@1.9.2:
-  version "1.9.2"
-  resolved "https://registry.yarnpkg.com/growl/-/growl-1.9.2.tgz#0ea7743715db8d8de2c5ede1775e1b45ac85c02f"
+growly@^1.3.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/growly/-/growly-1.3.0.tgz#f10748cbe76af964b7c96c93c6bcc28af120c081"
 
-handlebars@^4.0.2:
+handlebars@^4.0.2, handlebars@^4.0.3:
   version "4.0.11"
   resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.0.11.tgz#630a35dfe0294bc281edae6ffc5d329fc7982dcc"
   dependencies:
@@ -2048,16 +2123,6 @@ handlebars@^4.0.2:
   optionalDependencies:
     uglify-js "^2.6"
 
-handlebars@^4.0.3:
-  version "4.0.6"
-  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.0.6.tgz#2ce4484850537f9c97a8026d5399b935c4ed4ed7"
-  dependencies:
-    async "^1.4.0"
-    optimist "^0.6.1"
-    source-map "^0.4.4"
-  optionalDependencies:
-    uglify-js "^2.6"
-
 har-schema@^1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/har-schema/-/har-schema-1.0.5.tgz#d263135f43307c02c602afc8fe95970c0151369e"
@@ -2078,6 +2143,13 @@ har-validator@~4.2.0:
     ajv "^4.9.1"
     har-schema "^1.0.5"
 
+har-validator@~4.2.1:
+  version "4.2.1"
+  resolved "https://registry.yarnpkg.com/har-validator/-/har-validator-4.2.1.tgz#33481d0f1bbff600dd203d75812a6a5fba002e2a"
+  dependencies:
+    ajv "^4.9.1"
+    har-schema "^1.0.5"
+
 has-ansi@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/has-ansi/-/has-ansi-2.0.0.tgz#34f5049ce1ecdf2b0649af3ef24e45ed35416d91"
@@ -2102,7 +2174,7 @@ has@^1.0.1:
   dependencies:
     function-bind "^1.0.2"
 
-hawk@~3.1.3:
+hawk@3.1.3, hawk@~3.1.3:
   version "3.1.3"
   resolved "https://registry.yarnpkg.com/hawk/-/hawk-3.1.3.tgz#078444bd7c1640b0fe540d2c9b73d59678e8e1c4"
   dependencies:
@@ -2130,6 +2202,12 @@ hosted-git-info@^2.4.2:
   version "2.5.0"
   resolved "https://registry.yarnpkg.com/hosted-git-info/-/hosted-git-info-2.5.0.tgz#6d60e34b3abbc8313062c3b798ef8d901a07af3c"
 
+html-encoding-sniffer@^1.0.1:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/html-encoding-sniffer/-/html-encoding-sniffer-1.0.2.tgz#e70d84b94da53aa375e11fe3a351be6642ca46f8"
+  dependencies:
+    whatwg-encoding "^1.0.1"
+
 http-signature@~1.1.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/http-signature/-/http-signature-1.1.1.tgz#df72e267066cd0ac67fb76adf8e134a8fbcf91bf"
@@ -2145,7 +2223,7 @@ https-proxy-agent@^2.1.0:
     agent-base "^4.1.0"
     debug "^2.4.1"
 
-iconv-lite@^0.4.17:
+iconv-lite@0.4.19, iconv-lite@^0.4.17:
   version "0.4.19"
   resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.19.tgz#f7468f60135f5e5dad3399c0a81be9a1603a082b"
 
@@ -2237,6 +2315,12 @@ is-builtin-module@^1.0.0:
   dependencies:
     builtin-modules "^1.0.0"
 
+is-ci@^1.0.10:
+  version "1.0.10"
+  resolved "https://registry.yarnpkg.com/is-ci/-/is-ci-1.0.10.tgz#f739336b2632365061a9d48270cd56ae3369318e"
+  dependencies:
+    ci-info "^1.0.0"
+
 is-dotfile@^1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/is-dotfile/-/is-dotfile-1.0.2.tgz#2c132383f39199f8edc268ca01b9b007d205cc4d"
@@ -2368,6 +2452,10 @@ isexe@^1.1.1:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/isexe/-/isexe-1.1.2.tgz#36f3e22e60750920f5e7241a476a8c6a42275ad0"
 
+isexe@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/isexe/-/isexe-2.0.0.tgz#e8fbf374dc556ff8947a10dcb0572d633f2cfa10"
+
 isobject@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/isobject/-/isobject-2.1.0.tgz#f065561096a3f1da2ef46272f815c840d87e0c89"
@@ -2378,58 +2466,294 @@ isstream@~0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/isstream/-/isstream-0.1.2.tgz#47e63f7af55afa6f92e1500e690eb8b8529c099a"
 
-istanbul-lib-coverage@^1.0.0, istanbul-lib-coverage@^1.0.0-alpha, istanbul-lib-coverage@^1.0.0-alpha.0, istanbul-lib-coverage@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/istanbul-lib-coverage/-/istanbul-lib-coverage-1.0.1.tgz#f263efb519c051c5f1f3343034fc40e7b43ff212"
+istanbul-api@^1.1.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/istanbul-api/-/istanbul-api-1.2.1.tgz#0c60a0515eb11c7d65c6b50bba2c6e999acd8620"
+  dependencies:
+    async "^2.1.4"
+    fileset "^2.0.2"
+    istanbul-lib-coverage "^1.1.1"
+    istanbul-lib-hook "^1.1.0"
+    istanbul-lib-instrument "^1.9.1"
+    istanbul-lib-report "^1.1.2"
+    istanbul-lib-source-maps "^1.2.2"
+    istanbul-reports "^1.1.3"
+    js-yaml "^3.7.0"
+    mkdirp "^0.5.1"
+    once "^1.4.0"
 
-istanbul-lib-hook@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/istanbul-lib-hook/-/istanbul-lib-hook-1.0.0.tgz#fc5367ee27f59268e8f060b0c7aaf051d9c425c5"
+istanbul-lib-coverage@^1.0.1, istanbul-lib-coverage@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/istanbul-lib-coverage/-/istanbul-lib-coverage-1.1.1.tgz#73bfb998885299415c93d38a3e9adf784a77a9da"
+
+istanbul-lib-hook@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/istanbul-lib-hook/-/istanbul-lib-hook-1.1.0.tgz#8538d970372cb3716d53e55523dd54b557a8d89b"
   dependencies:
     append-transform "^0.4.0"
 
-istanbul-lib-instrument@^1.4.2:
-  version "1.4.2"
-  resolved "https://registry.yarnpkg.com/istanbul-lib-instrument/-/istanbul-lib-instrument-1.4.2.tgz#0e2fdfac93c1dabf2e31578637dc78a19089f43e"
+istanbul-lib-instrument@^1.4.2, istanbul-lib-instrument@^1.7.5, istanbul-lib-instrument@^1.9.1:
+  version "1.9.1"
+  resolved "https://registry.yarnpkg.com/istanbul-lib-instrument/-/istanbul-lib-instrument-1.9.1.tgz#250b30b3531e5d3251299fdd64b0b2c9db6b558e"
   dependencies:
     babel-generator "^6.18.0"
     babel-template "^6.16.0"
     babel-traverse "^6.18.0"
     babel-types "^6.18.0"
-    babylon "^6.13.0"
-    istanbul-lib-coverage "^1.0.0"
+    babylon "^6.18.0"
+    istanbul-lib-coverage "^1.1.1"
     semver "^5.3.0"
 
-istanbul-lib-report@^1.0.0-alpha.3:
-  version "1.0.0-alpha.3"
-  resolved "https://registry.yarnpkg.com/istanbul-lib-report/-/istanbul-lib-report-1.0.0-alpha.3.tgz#32d5f6ec7f33ca3a602209e278b2e6ff143498af"
+istanbul-lib-report@^1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/istanbul-lib-report/-/istanbul-lib-report-1.1.2.tgz#922be27c13b9511b979bd1587359f69798c1d425"
   dependencies:
-    async "^1.4.2"
-    istanbul-lib-coverage "^1.0.0-alpha"
+    istanbul-lib-coverage "^1.1.1"
     mkdirp "^0.5.1"
     path-parse "^1.0.5"
-    rimraf "^2.4.3"
     supports-color "^3.1.2"
 
-istanbul-lib-source-maps@^1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/istanbul-lib-source-maps/-/istanbul-lib-source-maps-1.1.0.tgz#9d429218f35b823560ea300a96ff0c3bbdab785f"
+istanbul-lib-source-maps@^1.1.0, istanbul-lib-source-maps@^1.2.2:
+  version "1.2.2"
+  resolved "https://registry.yarnpkg.com/istanbul-lib-source-maps/-/istanbul-lib-source-maps-1.2.2.tgz#750578602435f28a0c04ee6d7d9e0f2960e62c1c"
   dependencies:
-    istanbul-lib-coverage "^1.0.0-alpha.0"
+    debug "^3.1.0"
+    istanbul-lib-coverage "^1.1.1"
     mkdirp "^0.5.1"
-    rimraf "^2.4.4"
+    rimraf "^2.6.1"
     source-map "^0.5.3"
 
-istanbul-reports@^1.0.0:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/istanbul-reports/-/istanbul-reports-1.0.1.tgz#9a17176bc4a6cbebdae52b2f15961d52fa623fbc"
+istanbul-reports@^1.1.3:
+  version "1.1.3"
+  resolved "https://registry.yarnpkg.com/istanbul-reports/-/istanbul-reports-1.1.3.tgz#3b9e1e8defb6d18b1d425da8e8b32c5a163f2d10"
   dependencies:
     handlebars "^4.0.3"
 
-jest-docblock@^21.0.0:
+jest-changed-files@^21.2.0:
+  version "21.2.0"
+  resolved "https://registry.yarnpkg.com/jest-changed-files/-/jest-changed-files-21.2.0.tgz#5dbeecad42f5d88b482334902ce1cba6d9798d29"
+  dependencies:
+    throat "^4.0.0"
+
+jest-cli@^21.2.1:
+  version "21.2.1"
+  resolved "https://registry.yarnpkg.com/jest-cli/-/jest-cli-21.2.1.tgz#9c528b6629d651911138d228bdb033c157ec8c00"
+  dependencies:
+    ansi-escapes "^3.0.0"
+    chalk "^2.0.1"
+    glob "^7.1.2"
+    graceful-fs "^4.1.11"
+    is-ci "^1.0.10"
+    istanbul-api "^1.1.1"
+    istanbul-lib-coverage "^1.0.1"
+    istanbul-lib-instrument "^1.4.2"
+    istanbul-lib-source-maps "^1.1.0"
+    jest-changed-files "^21.2.0"
+    jest-config "^21.2.1"
+    jest-environment-jsdom "^21.2.1"
+    jest-haste-map "^21.2.0"
+    jest-message-util "^21.2.1"
+    jest-regex-util "^21.2.0"
+    jest-resolve-dependencies "^21.2.0"
+    jest-runner "^21.2.1"
+    jest-runtime "^21.2.1"
+    jest-snapshot "^21.2.1"
+    jest-util "^21.2.1"
+    micromatch "^2.3.11"
+    node-notifier "^5.0.2"
+    pify "^3.0.0"
+    slash "^1.0.0"
+    string-length "^2.0.0"
+    strip-ansi "^4.0.0"
+    which "^1.2.12"
+    worker-farm "^1.3.1"
+    yargs "^9.0.0"
+
+jest-config@^21.2.1:
+  version "21.2.1"
+  resolved "https://registry.yarnpkg.com/jest-config/-/jest-config-21.2.1.tgz#c7586c79ead0bcc1f38c401e55f964f13bf2a480"
+  dependencies:
+    chalk "^2.0.1"
+    glob "^7.1.1"
+    jest-environment-jsdom "^21.2.1"
+    jest-environment-node "^21.2.1"
+    jest-get-type "^21.2.0"
+    jest-jasmine2 "^21.2.1"
+    jest-regex-util "^21.2.0"
+    jest-resolve "^21.2.0"
+    jest-util "^21.2.1"
+    jest-validate "^21.2.1"
+    pretty-format "^21.2.1"
+
+jest-diff@^21.2.1:
+  version "21.2.1"
+  resolved "https://registry.yarnpkg.com/jest-diff/-/jest-diff-21.2.1.tgz#46cccb6cab2d02ce98bc314011764bb95b065b4f"
+  dependencies:
+    chalk "^2.0.1"
+    diff "^3.2.0"
+    jest-get-type "^21.2.0"
+    pretty-format "^21.2.1"
+
+jest-docblock@^21.0.0, jest-docblock@^21.2.0:
   version "21.2.0"
   resolved "https://registry.yarnpkg.com/jest-docblock/-/jest-docblock-21.2.0.tgz#51529c3b30d5fd159da60c27ceedc195faf8d414"
 
+jest-environment-jsdom@^21.2.1:
+  version "21.2.1"
+  resolved "https://registry.yarnpkg.com/jest-environment-jsdom/-/jest-environment-jsdom-21.2.1.tgz#38d9980c8259b2a608ec232deee6289a60d9d5b4"
+  dependencies:
+    jest-mock "^21.2.0"
+    jest-util "^21.2.1"
+    jsdom "^9.12.0"
+
+jest-environment-node@^21.2.1:
+  version "21.2.1"
+  resolved "https://registry.yarnpkg.com/jest-environment-node/-/jest-environment-node-21.2.1.tgz#98c67df5663c7fbe20f6e792ac2272c740d3b8c8"
+  dependencies:
+    jest-mock "^21.2.0"
+    jest-util "^21.2.1"
+
+jest-get-type@^21.2.0:
+  version "21.2.0"
+  resolved "https://registry.yarnpkg.com/jest-get-type/-/jest-get-type-21.2.0.tgz#f6376ab9db4b60d81e39f30749c6c466f40d4a23"
+
+jest-haste-map@^21.2.0:
+  version "21.2.0"
+  resolved "https://registry.yarnpkg.com/jest-haste-map/-/jest-haste-map-21.2.0.tgz#1363f0a8bb4338f24f001806571eff7a4b2ff3d8"
+  dependencies:
+    fb-watchman "^2.0.0"
+    graceful-fs "^4.1.11"
+    jest-docblock "^21.2.0"
+    micromatch "^2.3.11"
+    sane "^2.0.0"
+    worker-farm "^1.3.1"
+
+jest-jasmine2@^21.2.1:
+  version "21.2.1"
+  resolved "https://registry.yarnpkg.com/jest-jasmine2/-/jest-jasmine2-21.2.1.tgz#9cc6fc108accfa97efebce10c4308548a4ea7592"
+  dependencies:
+    chalk "^2.0.1"
+    expect "^21.2.1"
+    graceful-fs "^4.1.11"
+    jest-diff "^21.2.1"
+    jest-matcher-utils "^21.2.1"
+    jest-message-util "^21.2.1"
+    jest-snapshot "^21.2.1"
+    p-cancelable "^0.3.0"
+
+jest-matcher-utils@^21.2.1:
+  version "21.2.1"
+  resolved "https://registry.yarnpkg.com/jest-matcher-utils/-/jest-matcher-utils-21.2.1.tgz#72c826eaba41a093ac2b4565f865eb8475de0f64"
+  dependencies:
+    chalk "^2.0.1"
+    jest-get-type "^21.2.0"
+    pretty-format "^21.2.1"
+
+jest-message-util@^21.2.1:
+  version "21.2.1"
+  resolved "https://registry.yarnpkg.com/jest-message-util/-/jest-message-util-21.2.1.tgz#bfe5d4692c84c827d1dcf41823795558f0a1acbe"
+  dependencies:
+    chalk "^2.0.1"
+    micromatch "^2.3.11"
+    slash "^1.0.0"
+
+jest-mock@^21.2.0:
+  version "21.2.0"
+  resolved "https://registry.yarnpkg.com/jest-mock/-/jest-mock-21.2.0.tgz#7eb0770e7317968165f61ea2a7281131534b3c0f"
+
+jest-regex-util@^21.2.0:
+  version "21.2.0"
+  resolved "https://registry.yarnpkg.com/jest-regex-util/-/jest-regex-util-21.2.0.tgz#1b1e33e63143babc3e0f2e6c9b5ba1eb34b2d530"
+
+jest-resolve-dependencies@^21.2.0:
+  version "21.2.0"
+  resolved "https://registry.yarnpkg.com/jest-resolve-dependencies/-/jest-resolve-dependencies-21.2.0.tgz#9e231e371e1a736a1ad4e4b9a843bc72bfe03d09"
+  dependencies:
+    jest-regex-util "^21.2.0"
+
+jest-resolve@^21.2.0:
+  version "21.2.0"
+  resolved "https://registry.yarnpkg.com/jest-resolve/-/jest-resolve-21.2.0.tgz#068913ad2ba6a20218e5fd32471f3874005de3a6"
+  dependencies:
+    browser-resolve "^1.11.2"
+    chalk "^2.0.1"
+    is-builtin-module "^1.0.0"
+
+jest-runner@^21.2.1:
+  version "21.2.1"
+  resolved "https://registry.yarnpkg.com/jest-runner/-/jest-runner-21.2.1.tgz#194732e3e518bfb3d7cbfc0fd5871246c7e1a467"
+  dependencies:
+    jest-config "^21.2.1"
+    jest-docblock "^21.2.0"
+    jest-haste-map "^21.2.0"
+    jest-jasmine2 "^21.2.1"
+    jest-message-util "^21.2.1"
+    jest-runtime "^21.2.1"
+    jest-util "^21.2.1"
+    pify "^3.0.0"
+    throat "^4.0.0"
+    worker-farm "^1.3.1"
+
+jest-runtime@^21.2.1:
+  version "21.2.1"
+  resolved "https://registry.yarnpkg.com/jest-runtime/-/jest-runtime-21.2.1.tgz#99dce15309c670442eee2ebe1ff53a3cbdbbb73e"
+  dependencies:
+    babel-core "^6.0.0"
+    babel-jest "^21.2.0"
+    babel-plugin-istanbul "^4.0.0"
+    chalk "^2.0.1"
+    convert-source-map "^1.4.0"
+    graceful-fs "^4.1.11"
+    jest-config "^21.2.1"
+    jest-haste-map "^21.2.0"
+    jest-regex-util "^21.2.0"
+    jest-resolve "^21.2.0"
+    jest-util "^21.2.1"
+    json-stable-stringify "^1.0.1"
+    micromatch "^2.3.11"
+    slash "^1.0.0"
+    strip-bom "3.0.0"
+    write-file-atomic "^2.1.0"
+    yargs "^9.0.0"
+
+jest-snapshot@^21.2.1:
+  version "21.2.1"
+  resolved "https://registry.yarnpkg.com/jest-snapshot/-/jest-snapshot-21.2.1.tgz#29e49f16202416e47343e757e5eff948c07fd7b0"
+  dependencies:
+    chalk "^2.0.1"
+    jest-diff "^21.2.1"
+    jest-matcher-utils "^21.2.1"
+    mkdirp "^0.5.1"
+    natural-compare "^1.4.0"
+    pretty-format "^21.2.1"
+
+jest-util@^21.2.1:
+  version "21.2.1"
+  resolved "https://registry.yarnpkg.com/jest-util/-/jest-util-21.2.1.tgz#a274b2f726b0897494d694a6c3d6a61ab819bb78"
+  dependencies:
+    callsites "^2.0.0"
+    chalk "^2.0.1"
+    graceful-fs "^4.1.11"
+    jest-message-util "^21.2.1"
+    jest-mock "^21.2.0"
+    jest-validate "^21.2.1"
+    mkdirp "^0.5.1"
+
+jest-validate@^21.2.1:
+  version "21.2.1"
+  resolved "https://registry.yarnpkg.com/jest-validate/-/jest-validate-21.2.1.tgz#cc0cbca653cd54937ba4f2a111796774530dd3c7"
+  dependencies:
+    chalk "^2.0.1"
+    jest-get-type "^21.2.0"
+    leven "^2.1.0"
+    pretty-format "^21.2.1"
+
+jest@^21.2.1:
+  version "21.2.1"
+  resolved "https://registry.yarnpkg.com/jest/-/jest-21.2.1.tgz#c964e0b47383768a1438e3ccf3c3d470327604e1"
+  dependencies:
+    jest-cli "^21.2.1"
+
 jodid25519@^1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/jodid25519/-/jodid25519-1.0.2.tgz#06d4912255093419477d425633606e0e90782967"
@@ -2444,7 +2768,7 @@ js-tokens@^3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-3.0.2.tgz#9866df395102130e38f7f996bceb65443209c25b"
 
-js-yaml@^3.9.1:
+js-yaml@^3.7.0, js-yaml@^3.9.1:
   version "3.10.0"
   resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.10.0.tgz#2e78441646bd4682e963f22b6e92823c309c62dc"
   dependencies:
@@ -2459,6 +2783,30 @@ jschardet@^1.4.2:
   version "1.6.0"
   resolved "https://registry.yarnpkg.com/jschardet/-/jschardet-1.6.0.tgz#c7d1a71edcff2839db2f9ec30fc5d5ebd3c1a678"
 
+jsdom@^9.12.0:
+  version "9.12.0"
+  resolved "https://registry.yarnpkg.com/jsdom/-/jsdom-9.12.0.tgz#e8c546fffcb06c00d4833ca84410fed7f8a097d4"
+  dependencies:
+    abab "^1.0.3"
+    acorn "^4.0.4"
+    acorn-globals "^3.1.0"
+    array-equal "^1.0.0"
+    content-type-parser "^1.0.1"
+    cssom ">= 0.3.2 < 0.4.0"
+    cssstyle ">= 0.2.37 < 0.3.0"
+    escodegen "^1.6.1"
+    html-encoding-sniffer "^1.0.1"
+    nwmatcher ">= 1.3.9 < 2.0.0"
+    parse5 "^1.5.1"
+    request "^2.79.0"
+    sax "^1.2.1"
+    symbol-tree "^3.2.1"
+    tough-cookie "^2.3.2"
+    webidl-conversions "^4.0.0"
+    whatwg-encoding "^1.0.1"
+    whatwg-url "^4.3.0"
+    xml-name-validator "^2.0.1"
+
 jsesc@^1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/jsesc/-/jsesc-1.3.0.tgz#46c3fec8c1892b12b0833db9bc7622176dbab34b"
@@ -2485,10 +2833,6 @@ json-stringify-safe@^5.0.1, json-stringify-safe@~5.0.1:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz#1296a2d58fd45f19a0f6ce01d65701e2c735b6eb"
 
-json3@3.3.2:
-  version "3.3.2"
-  resolved "https://registry.yarnpkg.com/json3/-/json3-3.3.2.tgz#3c0434743df93e2f5c42aee7b19bcb483575f4e1"
-
 json5@^0.5.1:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/json5/-/json5-0.5.1.tgz#1eade7acc012034ad84e2396767ead9fa5495821"
@@ -2535,6 +2879,10 @@ lcid@^1.0.0:
   dependencies:
     invert-kv "^1.0.0"
 
+leven@^2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/leven/-/leven-2.1.0.tgz#c2e7a9f772094dee9d34202ae8acce4687875580"
+
 levn@^0.3.0, levn@~0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/levn/-/levn-0.3.0.tgz#3b09924edf9f083c0490fdd4c0bc4421e04764ee"
@@ -2579,10 +2927,6 @@ lodash._basecopy@^3.0.0:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/lodash._basecopy/-/lodash._basecopy-3.0.1.tgz#8da0e6a876cf344c0ad8a54882111dd3c5c7ca36"
 
-lodash._basecreate@^3.0.0:
-  version "3.0.3"
-  resolved "https://registry.yarnpkg.com/lodash._basecreate/-/lodash._basecreate-3.0.3.tgz#1bc661614daa7fc311b7d03bf16806a0213cf821"
-
 lodash._bindcallback@^3.0.0:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/lodash._bindcallback/-/lodash._bindcallback-3.0.1.tgz#e531c27644cf8b57a99e17ed95b35c748789392e"
@@ -2619,14 +2963,6 @@ lodash.cond@^4.3.0:
   version "4.5.2"
   resolved "https://registry.yarnpkg.com/lodash.cond/-/lodash.cond-4.5.2.tgz#f471a1da486be60f6ab955d17115523dd1d255d5"
 
-lodash.create@3.1.1:
-  version "3.1.1"
-  resolved "https://registry.yarnpkg.com/lodash.create/-/lodash.create-3.1.1.tgz#d7f2849f0dbda7e04682bb8cd72ab022461debe7"
-  dependencies:
-    lodash._baseassign "^3.0.0"
-    lodash._basecreate "^3.0.0"
-    lodash._isiterateecall "^3.0.0"
-
 lodash.isarguments@^3.0.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/lodash.isarguments/-/lodash.isarguments-3.1.0.tgz#2f573d85c6a24289ff00663b491c1d338ff3458a"
@@ -2696,19 +3032,21 @@ lru-cache@^4.0.1:
     pseudomap "^1.0.1"
     yallist "^2.0.0"
 
+makeerror@1.0.x:
+  version "1.0.11"
+  resolved "https://registry.yarnpkg.com/makeerror/-/makeerror-1.0.11.tgz#e01a5c9109f2af79660e4e8b9587790184f5a96c"
+  dependencies:
+    tmpl "1.0.x"
+
 map-obj@^1.0.0, map-obj@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/map-obj/-/map-obj-1.0.1.tgz#d933ceb9205d82bdcf4886f6742bdc2b4dea146d"
 
-md5-hex@^1.2.0:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/md5-hex/-/md5-hex-1.3.0.tgz#d2c4afe983c4370662179b8cad145219135046c4"
+mem@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/mem/-/mem-1.1.0.tgz#5edd52b485ca1d900fe64895505399a0dfa45f76"
   dependencies:
-    md5-o-matic "^0.1.1"
-
-md5-o-matic@^0.1.1:
-  version "0.1.1"
-  resolved "https://registry.yarnpkg.com/md5-o-matic/-/md5-o-matic-0.1.1.tgz#822bccd65e117c514fab176b25945d54100a03c3"
+    mimic-fn "^1.0.0"
 
 meow@^3.3.0:
   version "3.7.0"
@@ -2725,11 +3063,9 @@ meow@^3.3.0:
     redent "^1.0.0"
     trim-newlines "^1.0.0"
 
-merge-source-map@^1.0.2:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/merge-source-map/-/merge-source-map-1.0.3.tgz#da1415f2722a5119db07b14c4f973410863a2abf"
-  dependencies:
-    source-map "^0.5.3"
+merge@^1.1.3:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/merge/-/merge-1.2.0.tgz#7531e39d4949c281a66b8c5a6e0265e8b05894da"
 
 micromatch@^2.1.5, micromatch@^2.3.11:
   version "2.3.11"
@@ -2783,32 +3119,16 @@ minimist@0.0.8, minimist@~0.0.1:
   version "0.0.8"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.8.tgz#857fcabfc3397d2625b8228262e86aa7a011b05d"
 
-minimist@^1.1.3, minimist@^1.2.0:
+minimist@^1.1.1, minimist@^1.1.3, minimist@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
 
-mkdirp@0.5.1, "mkdirp@>=0.5 0", mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@~0.5.1:
+"mkdirp@>=0.5 0", mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@~0.5.1:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
   dependencies:
     minimist "0.0.8"
 
-mocha@^3.1.1:
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/mocha/-/mocha-3.2.0.tgz#7dc4f45e5088075171a68896814e6ae9eb7a85e3"
-  dependencies:
-    browser-stdout "1.3.0"
-    commander "2.9.0"
-    debug "2.2.0"
-    diff "1.4.0"
-    escape-string-regexp "1.0.5"
-    glob "7.0.5"
-    growl "1.9.2"
-    json3 "3.3.2"
-    lodash.create "3.1.1"
-    mkdirp "0.5.1"
-    supports-color "3.1.2"
-
 modify-values@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/modify-values/-/modify-values-1.0.0.tgz#e2b6cdeb9ce19f99317a53722f3dbf5df5eaaab2"
@@ -2848,6 +3168,19 @@ node-fetch@^1.3.3:
     encoding "^0.1.11"
     is-stream "^1.0.1"
 
+node-int64@^0.4.0:
+  version "0.4.0"
+  resolved "https://registry.yarnpkg.com/node-int64/-/node-int64-0.4.0.tgz#87a9065cdb355d3182d8f94ce11188b825c68a3b"
+
+node-notifier@^5.0.2:
+  version "5.1.2"
+  resolved "https://registry.yarnpkg.com/node-notifier/-/node-notifier-5.1.2.tgz#2fa9e12605fa10009d44549d6fcd8a63dde0e4ff"
+  dependencies:
+    growly "^1.3.0"
+    semver "^5.3.0"
+    shellwords "^0.1.0"
+    which "^1.2.12"
+
 node-pre-gyp@^0.6.29:
   version "0.6.33"
   resolved "https://registry.yarnpkg.com/node-pre-gyp/-/node-pre-gyp-0.6.33.tgz#640ac55198f6a925972e0c16c4ac26a034d5ecc9"
@@ -2862,11 +3195,27 @@ node-pre-gyp@^0.6.29:
     tar "~2.2.1"
     tar-pack "~3.3.0"
 
+node-pre-gyp@^0.6.36:
+  version "0.6.39"
+  resolved "https://registry.yarnpkg.com/node-pre-gyp/-/node-pre-gyp-0.6.39.tgz#c00e96860b23c0e1420ac7befc5044e1d78d8649"
+  dependencies:
+    detect-libc "^1.0.2"
+    hawk "3.1.3"
+    mkdirp "^0.5.1"
+    nopt "^4.0.1"
+    npmlog "^4.0.2"
+    rc "^1.1.7"
+    request "2.81.0"
+    rimraf "^2.6.1"
+    semver "^5.3.0"
+    tar "^2.2.1"
+    tar-pack "^3.4.0"
+
 node-uuid@~1.4.7:
   version "1.4.7"
   resolved "https://registry.yarnpkg.com/node-uuid/-/node-uuid-1.4.7.tgz#6da5a17668c4b3dd59623bda11cf7fa4c1f60a6f"
 
-nopt@^4.0.0:
+nopt@^4.0.0, nopt@^4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/nopt/-/nopt-4.0.1.tgz#d0d4685afd5415193c8c7505602d0d17cd64474d"
   dependencies:
@@ -2956,41 +3305,22 @@ npmconf@^2.1.2:
     gauge "~2.7.1"
     set-blocking "~2.0.0"
 
+npmlog@^4.0.2:
+  version "4.1.2"
+  resolved "https://registry.yarnpkg.com/npmlog/-/npmlog-4.1.2.tgz#08a7f2a8bf734604779a9efa4ad5cc717abb954b"
+  dependencies:
+    are-we-there-yet "~1.1.2"
+    console-control-strings "~1.1.0"
+    gauge "~2.7.3"
+    set-blocking "~2.0.0"
+
 number-is-nan@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/number-is-nan/-/number-is-nan-1.0.1.tgz#097b602b53422a522c1afb8790318336941a011d"
 
-nyc@^10.1.2:
-  version "10.1.2"
-  resolved "https://registry.yarnpkg.com/nyc/-/nyc-10.1.2.tgz#ea7acaa20a235210101604f4e7d56d28453b0274"
-  dependencies:
-    archy "^1.0.0"
-    arrify "^1.0.1"
-    caching-transform "^1.0.0"
-    convert-source-map "^1.3.0"
-    debug-log "^1.0.1"
-    default-require-extensions "^1.0.0"
-    find-cache-dir "^0.1.1"
-    find-up "^1.1.2"
-    foreground-child "^1.5.3"
-    glob "^7.0.6"
-    istanbul-lib-coverage "^1.0.1"
-    istanbul-lib-hook "^1.0.0"
-    istanbul-lib-instrument "^1.4.2"
-    istanbul-lib-report "^1.0.0-alpha.3"
-    istanbul-lib-source-maps "^1.1.0"
-    istanbul-reports "^1.0.0"
-    md5-hex "^1.2.0"
-    merge-source-map "^1.0.2"
-    micromatch "^2.3.11"
-    mkdirp "^0.5.0"
-    resolve-from "^2.0.0"
-    rimraf "^2.5.4"
-    signal-exit "^3.0.1"
-    spawn-wrap "1.2.4"
-    test-exclude "^3.3.0"
-    yargs "^6.6.0"
-    yargs-parser "^4.0.2"
+"nwmatcher@>= 1.3.9 < 2.0.0":
+  version "1.4.3"
+  resolved "https://registry.yarnpkg.com/nwmatcher/-/nwmatcher-1.4.3.tgz#64348e3b3d80f035b40ac11563d278f8b72db89c"
 
 oauth-sign@~0.8.1:
   version "0.8.2"
@@ -3007,7 +3337,7 @@ object.omit@^2.0.0:
     for-own "^0.1.4"
     is-extendable "^0.1.1"
 
-once@^1.3.0, once@^1.3.3:
+once@^1.3.0, once@^1.3.3, once@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/once/-/once-1.4.0.tgz#583b1aa775961d4b113ac17d9c50baef9dd76bd1"
   dependencies:
@@ -3032,7 +3362,7 @@ optimist@^0.6.1:
     minimist "~0.0.1"
     wordwrap "~0.0.2"
 
-optionator@^0.8.2:
+optionator@^0.8.1, optionator@^0.8.2:
   version "0.8.2"
   resolved "https://registry.yarnpkg.com/optionator/-/optionator-0.8.2.tgz#364c5e409d3f4d6301d6c0b4c05bba50180aeb64"
   dependencies:
@@ -3043,15 +3373,17 @@ optionator@^0.8.2:
     type-check "~0.3.2"
     wordwrap "~1.0.0"
 
-os-homedir@^1.0.0, os-homedir@^1.0.1:
+os-homedir@^1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/os-homedir/-/os-homedir-1.0.2.tgz#ffbc4988336e0e833de0c168c7ef152121aa7fb3"
 
-os-locale@^1.4.0:
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/os-locale/-/os-locale-1.4.0.tgz#20f9f17ae29ed345e8bde583b13d2009803c14d9"
+os-locale@^2.0.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/os-locale/-/os-locale-2.1.0.tgz#42bc2900a6b5b8bd17376c8e882b65afccf24bf2"
   dependencies:
+    execa "^0.7.0"
     lcid "^1.0.0"
+    mem "^1.1.0"
 
 os-tmpdir@^1.0.0, os-tmpdir@^1.0.1, os-tmpdir@~1.0.2:
   version "1.0.2"
@@ -3072,6 +3404,10 @@ output-file-sync@^1.1.2:
     mkdirp "^0.5.1"
     object-assign "^4.1.0"
 
+p-cancelable@^0.3.0:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/p-cancelable/-/p-cancelable-0.3.0.tgz#b9e123800bcebb7ac13a479be195b507b98d30fa"
+
 p-finally@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/p-finally/-/p-finally-1.0.0.tgz#3fbcfb15b899a44123b34b6dcc18b724336a2cae"
@@ -3121,6 +3457,10 @@ parse-json@^2.2.0:
   dependencies:
     error-ex "^1.2.0"
 
+parse5@^1.5.1:
+  version "1.5.1"
+  resolved "https://registry.yarnpkg.com/parse5/-/parse5-1.5.1.tgz#9b7f3b0de32be78dc2401b17573ccaf0f6f59d94"
+
 path-exists@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/path-exists/-/path-exists-2.1.0.tgz#0feb6c64f0fc518d9a754dd5efb62c7022761f4b"
@@ -3174,10 +3514,6 @@ path-type@^2.0.0:
   dependencies:
     pify "^2.0.0"
 
-pathval@^1.0.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/pathval/-/pathval-1.1.0.tgz#b942e6d4bde653005ef6b71361def8727d0645e0"
-
 performance-now@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/performance-now/-/performance-now-0.2.0.tgz#33ef30c5c77d4ea21c5a53869d91b56d8f2555e5"
@@ -3222,6 +3558,13 @@ prettier@^1.7.4:
   version "1.7.4"
   resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.7.4.tgz#5e8624ae9363c80f95ec644584ecdf55d74f93fa"
 
+pretty-format@^21.2.1:
+  version "21.2.1"
+  resolved "https://registry.yarnpkg.com/pretty-format/-/pretty-format-21.2.1.tgz#ae5407f3cf21066cd011aa1ba5fce7b6a2eddb36"
+  dependencies:
+    ansi-regex "^3.0.0"
+    ansi-styles "^3.2.0"
+
 private@^0.1.6:
   version "0.1.7"
   resolved "https://registry.yarnpkg.com/private/-/private-0.1.7.tgz#68ce5e8a1ef0a23bb570cc28537b5332aba63ef1"
@@ -3242,6 +3585,10 @@ proto-list@~1.2.1:
   version "1.2.4"
   resolved "https://registry.yarnpkg.com/proto-list/-/proto-list-1.2.4.tgz#212d5bfe1318306a420f6402b8e26ff39647a849"
 
+prr@~0.0.0:
+  version "0.0.0"
+  resolved "https://registry.yarnpkg.com/prr/-/prr-0.0.0.tgz#1a84b85908325501411853d0081ee3fa86e2926a"
+
 pseudomap@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/pseudomap/-/pseudomap-1.0.2.tgz#f052a28da70e618917ef0a8ac34c1ae5a68286b3"
@@ -3262,6 +3609,10 @@ qs@~6.3.0:
   version "6.3.1"
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.3.1.tgz#918c0b3bcd36679772baf135b1acb4c1651ed79d"
 
+qs@~6.4.0:
+  version "6.4.0"
+  resolved "https://registry.yarnpkg.com/qs/-/qs-6.4.0.tgz#13e26d28ad6b0ffaa91312cd3bf708ed351e7233"
+
 randomatic@^1.1.3:
   version "1.1.6"
   resolved "https://registry.yarnpkg.com/randomatic/-/randomatic-1.1.6.tgz#110dcabff397e9dcff7c0789ccc0a49adf1ec5bb"
@@ -3269,6 +3620,15 @@ randomatic@^1.1.3:
     is-number "^2.0.2"
     kind-of "^3.0.2"
 
+rc@^1.1.7:
+  version "1.2.2"
+  resolved "https://registry.yarnpkg.com/rc/-/rc-1.2.2.tgz#d8ce9cb57e8d64d9c7badd9876c7c34cbe3c7077"
+  dependencies:
+    deep-extend "~0.4.0"
+    ini "~1.3.0"
+    minimist "^1.2.0"
+    strip-json-comments "~2.0.1"
+
 rc@~1.1.6:
   version "1.1.7"
   resolved "https://registry.yarnpkg.com/rc/-/rc-1.1.7.tgz#c5ea564bb07aff9fd3a5b32e906c1d3a65940fea"
@@ -3320,7 +3680,7 @@ read-pkg@^2.0.0:
     string_decoder "~0.10.x"
     util-deprecate "~1.0.1"
 
-readable-stream@^2.1.5:
+readable-stream@^2.1.4, readable-stream@^2.1.5:
   version "2.3.3"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.3.tgz#368f2512d79f9d46fdfc71349ae7878bbc1eb95c"
   dependencies:
@@ -3434,6 +3794,33 @@ repeating@^2.0.0:
   dependencies:
     is-finite "^1.0.0"
 
+request@2.81.0:
+  version "2.81.0"
+  resolved "https://registry.yarnpkg.com/request/-/request-2.81.0.tgz#c6928946a0e06c5f8d6f8a9333469ffda46298a0"
+  dependencies:
+    aws-sign2 "~0.6.0"
+    aws4 "^1.2.1"
+    caseless "~0.12.0"
+    combined-stream "~1.0.5"
+    extend "~3.0.0"
+    forever-agent "~0.6.1"
+    form-data "~2.1.1"
+    har-validator "~4.2.1"
+    hawk "~3.1.3"
+    http-signature "~1.1.0"
+    is-typedarray "~1.0.0"
+    isstream "~0.1.2"
+    json-stringify-safe "~5.0.1"
+    mime-types "~2.1.7"
+    oauth-sign "~0.8.1"
+    performance-now "^0.2.0"
+    qs "~6.4.0"
+    safe-buffer "^5.0.1"
+    stringstream "~0.0.4"
+    tough-cookie "~2.3.0"
+    tunnel-agent "^0.6.0"
+    uuid "^3.0.0"
+
 request@^2.74.0, request@^2.79.0:
   version "2.80.0"
   resolved "https://registry.yarnpkg.com/request/-/request-2.80.0.tgz#8cc162d76d79381cdefdd3505d76b80b60589bd0"
@@ -3509,14 +3896,14 @@ resolve-from@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-1.0.1.tgz#26cbfe935d1aeeeabb29bc3fe5aeb01e93d44226"
 
-resolve-from@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-2.0.0.tgz#9480ab20e94ffa1d9e80a804c7ea147611966b57"
-
 resolve-from@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-3.0.0.tgz#b22c7af7d9d6881bc8b6e653335eebcb0a188748"
 
+resolve@1.1.7:
+  version "1.1.7"
+  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.1.7.tgz#203114d82ad2c5ed9e8e0411b3932875e889e97b"
+
 resolve@^1.2.0:
   version "1.5.0"
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.5.0.tgz#1f09acce796c9a762579f31b2c1cc4c3cddf9f36"
@@ -3544,13 +3931,13 @@ right-pad@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/right-pad/-/right-pad-1.0.1.tgz#8ca08c2cbb5b55e74dafa96bf7fd1a27d568c8d0"
 
-rimraf@2, rimraf@^2.2.8, rimraf@^2.3.3, rimraf@^2.4.3, rimraf@^2.4.4, rimraf@^2.5.4:
+rimraf@2, rimraf@^2.2.8:
   version "2.6.1"
   resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.1.tgz#c2338ec643df7a1b7fe5c54fa86f57428a55f33d"
   dependencies:
     glob "^7.0.5"
 
-rimraf@^2.6.2:
+rimraf@^2.5.1, rimraf@^2.6.1, rimraf@^2.6.2:
   version "2.6.2"
   resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.2.tgz#2ed8150d24a16ea8651e6d6ef0f47c4158ce7a36"
   dependencies:
@@ -3578,10 +3965,28 @@ rx-lite@*, rx-lite@^4.0.8:
   version "4.0.8"
   resolved "https://registry.yarnpkg.com/rx-lite/-/rx-lite-4.0.8.tgz#0b1e11af8bc44836f04a6407e92da42467b79444"
 
-safe-buffer@^5.1.0, safe-buffer@~5.1.0, safe-buffer@~5.1.1:
+safe-buffer@^5.0.1, safe-buffer@^5.1.0, safe-buffer@~5.1.0, safe-buffer@~5.1.1:
   version "5.1.1"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.1.tgz#893312af69b2123def71f57889001671eeb2c853"
 
+sane@^2.0.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/sane/-/sane-2.2.0.tgz#d6d2e2fcab00e3d283c93b912b7c3a20846f1d56"
+  dependencies:
+    anymatch "^1.3.0"
+    exec-sh "^0.2.0"
+    fb-watchman "^2.0.0"
+    minimatch "^3.0.2"
+    minimist "^1.1.1"
+    walker "~1.0.5"
+    watch "~0.18.0"
+  optionalDependencies:
+    fsevents "^1.1.1"
+
+sax@^1.2.1:
+  version "1.2.4"
+  resolved "https://registry.yarnpkg.com/sax/-/sax-1.2.4.tgz#2816234e2378bddc4e5354fab5caa895df7100d9"
+
 semantic-release@^8.2.0:
   version "8.2.3"
   resolved "https://registry.yarnpkg.com/semantic-release/-/semantic-release-8.2.3.tgz#a746a0a588be1c24aa8c212ee8dc3bda9ec85d46"
@@ -3636,11 +4041,11 @@ shebang-regex@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/shebang-regex/-/shebang-regex-1.0.0.tgz#da42f49740c0b42db2ca9728571cb190c98efea3"
 
-signal-exit@^2.0.0:
-  version "2.1.2"
-  resolved "https://registry.yarnpkg.com/signal-exit/-/signal-exit-2.1.2.tgz#375879b1f92ebc3b334480d038dc546a6d558564"
+shellwords@^0.1.0:
+  version "0.1.1"
+  resolved "https://registry.yarnpkg.com/shellwords/-/shellwords-0.1.1.tgz#d6b9181c1a48d397324c84871efbcfc73fc0654b"
 
-signal-exit@^3.0.0, signal-exit@^3.0.1, signal-exit@^3.0.2:
+signal-exit@^3.0.0, signal-exit@^3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/signal-exit/-/signal-exit-3.0.2.tgz#b5fdc08f1287ea1178628e415e25132b73646c6d"
 
@@ -3654,7 +4059,7 @@ slice-ansi@1.0.0:
   dependencies:
     is-fullwidth-code-point "^2.0.0"
 
-slide@^1.1.3, slide@^1.1.5:
+slide@^1.1.3:
   version "1.1.6"
   resolved "https://registry.yarnpkg.com/slide/-/slide-1.1.6.tgz#56eb027d65b4d2dce6cb2e2d32c4d4afc9e1d707"
 
@@ -3676,24 +4081,13 @@ source-map@^0.4.4:
   dependencies:
     amdefine ">=0.0.4"
 
-source-map@^0.5.0, source-map@^0.5.3, source-map@~0.5.1:
-  version "0.5.6"
-  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.6.tgz#75ce38f52bf0733c5a7f0c118d81334a2bb5f412"
-
-source-map@^0.5.6:
+source-map@^0.5.3, source-map@^0.5.6, source-map@~0.5.6:
   version "0.5.7"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.7.tgz#8a039d2d1021d22d1ea14c80d8ea468ba2ef3fcc"
 
-spawn-wrap@1.2.4:
-  version "1.2.4"
-  resolved "https://registry.yarnpkg.com/spawn-wrap/-/spawn-wrap-1.2.4.tgz#920eb211a769c093eebfbd5b0e7a5d2e68ab2e40"
-  dependencies:
-    foreground-child "^1.3.3"
-    mkdirp "^0.5.0"
-    os-homedir "^1.0.1"
-    rimraf "^2.3.3"
-    signal-exit "^2.0.0"
-    which "^1.2.4"
+source-map@~0.5.1:
+  version "0.5.6"
+  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.6.tgz#75ce38f52bf0733c5a7f0c118d81334a2bb5f412"
 
 spdx-correct@~1.0.0:
   version "1.0.2"
@@ -3746,7 +4140,14 @@ ssri@^4.1.2:
   dependencies:
     safe-buffer "^5.1.0"
 
-string-width@^1.0.1, string-width@^1.0.2:
+string-length@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/string-length/-/string-length-2.0.0.tgz#d40dbb686a3ace960c1cffca562bf2c45f8363ed"
+  dependencies:
+    astral-regex "^1.0.0"
+    strip-ansi "^4.0.0"
+
+string-width@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/string-width/-/string-width-1.0.2.tgz#118bdf5b8cdc51a2a7e70d211e07e2b0b9b107d3"
   dependencies:
@@ -3754,7 +4155,7 @@ string-width@^1.0.1, string-width@^1.0.2:
     is-fullwidth-code-point "^1.0.0"
     strip-ansi "^3.0.0"
 
-string-width@^2.1.0, string-width@^2.1.1:
+string-width@^2.0.0, string-width@^2.1.0, string-width@^2.1.1:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/string-width/-/string-width-2.1.1.tgz#ab93f27a8dc13d28cac815c462143a6d9012ae9e"
   dependencies:
@@ -3787,16 +4188,16 @@ strip-ansi@^4.0.0:
   dependencies:
     ansi-regex "^3.0.0"
 
+strip-bom@3.0.0, strip-bom@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/strip-bom/-/strip-bom-3.0.0.tgz#2334c18e9c759f7bdd56fdef7e9ae3d588e68ed3"
+
 strip-bom@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/strip-bom/-/strip-bom-2.0.0.tgz#6219a85616520491f35788bdbf1447a99c7e6b0e"
   dependencies:
     is-utf8 "^0.2.0"
 
-strip-bom@^3.0.0:
-  version "3.0.0"
-  resolved "https://registry.yarnpkg.com/strip-bom/-/strip-bom-3.0.0.tgz#2334c18e9c759f7bdd56fdef7e9ae3d588e68ed3"
-
 strip-eof@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/strip-eof/-/strip-eof-1.0.0.tgz#bb43ff5598a6eb05d89b59fcd129c983313606bf"
@@ -3811,22 +4212,26 @@ strip-json-comments@~2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/strip-json-comments/-/strip-json-comments-2.0.1.tgz#3c531942e908c2697c0ec344858c286c7ca0a60a"
 
-supports-color@3.1.2, supports-color@^3.1.2:
-  version "3.1.2"
-  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-3.1.2.tgz#72a262894d9d408b956ca05ff37b2ed8a6e2a2d5"
-  dependencies:
-    has-flag "^1.0.0"
-
 supports-color@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-2.0.0.tgz#535d045ce6b6363fa40117084629995e9df324c7"
 
+supports-color@^3.1.2:
+  version "3.2.3"
+  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-3.2.3.tgz#65ac0504b3954171d8a64946b2ae3cbb8a5f54f6"
+  dependencies:
+    has-flag "^1.0.0"
+
 supports-color@^4.0.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-4.5.0.tgz#be7a0de484dec5c5cddf8b3d59125044912f635b"
   dependencies:
     has-flag "^2.0.0"
 
+symbol-tree@^3.2.1:
+  version "3.2.2"
+  resolved "https://registry.yarnpkg.com/symbol-tree/-/symbol-tree-3.2.2.tgz#ae27db38f660a7ae2e1c3b7d1bc290819b8519e6"
+
 table@^4.0.1:
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/table/-/table-4.0.2.tgz#a33447375391e766ad34d3486e6e2aedc84d2e36"
@@ -3838,6 +4243,19 @@ table@^4.0.1:
     slice-ansi "1.0.0"
     string-width "^2.1.1"
 
+tar-pack@^3.4.0:
+  version "3.4.1"
+  resolved "https://registry.yarnpkg.com/tar-pack/-/tar-pack-3.4.1.tgz#e1dbc03a9b9d3ba07e896ad027317eb679a10a1f"
+  dependencies:
+    debug "^2.2.0"
+    fstream "^1.0.10"
+    fstream-ignore "^1.0.5"
+    once "^1.3.3"
+    readable-stream "^2.1.4"
+    rimraf "^2.5.1"
+    tar "^2.2.1"
+    uid-number "^0.0.6"
+
 tar-pack@~3.3.0:
   version "3.3.0"
   resolved "https://registry.yarnpkg.com/tar-pack/-/tar-pack-3.3.0.tgz#30931816418f55afc4d21775afdd6720cee45dae"
@@ -3851,7 +4269,7 @@ tar-pack@~3.3.0:
     tar "~2.2.1"
     uid-number "~0.0.6"
 
-tar@~2.2.1:
+tar@^2.2.1, tar@~2.2.1:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/tar/-/tar-2.2.1.tgz#8e4d2a256c0e2185c6b18ad694aec968b83cb1d1"
   dependencies:
@@ -3859,9 +4277,9 @@ tar@~2.2.1:
     fstream "^1.0.2"
     inherits "2"
 
-test-exclude@^3.3.0:
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/test-exclude/-/test-exclude-3.3.0.tgz#7a17ca1239988c98367b0621456dbb7d4bc38977"
+test-exclude@^4.1.1:
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/test-exclude/-/test-exclude-4.1.1.tgz#4d84964b0966b0087ecc334a2ce002d3d9341e26"
   dependencies:
     arrify "^1.0.1"
     micromatch "^2.3.11"
@@ -3877,6 +4295,10 @@ text-table@~0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/text-table/-/text-table-0.2.0.tgz#7f5ee823ae805207c00af2df4a84ec3fcfa570b4"
 
+throat@^4.0.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/throat/-/throat-4.1.0.tgz#89037cbc92c56ab18926e6ba4cbb200e15672a6a"
+
 through2@^2.0.0, through2@^2.0.2:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/through2/-/through2-2.0.3.tgz#0004569b37c7c74ba39c43f3ced78d1ad94140be"
@@ -3894,6 +4316,10 @@ tmp@^0.0.33:
   dependencies:
     os-tmpdir "~1.0.2"
 
+tmpl@1.0.x:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/tmpl/-/tmpl-1.0.4.tgz#23640dd7b42d00433911140820e5cf440e521dd1"
+
 to-fast-properties@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/to-fast-properties/-/to-fast-properties-1.0.2.tgz#f3f5c0c3ba7299a7ef99427e44633257ade43320"
@@ -3906,12 +4332,22 @@ to-fast-properties@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/to-fast-properties/-/to-fast-properties-2.0.0.tgz#dc5e698cbd079265bc73e0377681a4e4e83f616e"
 
+tough-cookie@^2.3.2:
+  version "2.3.3"
+  resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.3.3.tgz#0b618a5565b6dea90bf3425d04d55edc475a7561"
+  dependencies:
+    punycode "^1.4.1"
+
 tough-cookie@~2.3.0:
   version "2.3.2"
   resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.3.2.tgz#f081f76e4c85720e6c37a5faced737150d84072a"
   dependencies:
     punycode "^1.4.1"
 
+tr46@~0.0.3:
+  version "0.0.3"
+  resolved "https://registry.yarnpkg.com/tr46/-/tr46-0.0.3.tgz#8184fd347dac9cdc185992f3a6622e14b9d9ab6a"
+
 travis-ci@^2.1.1:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/travis-ci/-/travis-ci-2.1.1.tgz#98696265af827ae3576f31aa06d876e74b4b082e"
@@ -3946,6 +4382,12 @@ tryit@^1.0.1:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/tryit/-/tryit-1.0.3.tgz#393be730a9446fd1ead6da59a014308f36c289cb"
 
+tunnel-agent@^0.6.0:
+  version "0.6.0"
+  resolved "https://registry.yarnpkg.com/tunnel-agent/-/tunnel-agent-0.6.0.tgz#27a5dea06b36b04a0a9966774b290868f0fc40fd"
+  dependencies:
+    safe-buffer "^5.0.1"
+
 tunnel-agent@~0.4.1:
   version "0.4.3"
   resolved "https://registry.yarnpkg.com/tunnel-agent/-/tunnel-agent-0.4.3.tgz#6373db76909fe570e08d73583365ed828a74eeeb"
@@ -3960,10 +4402,6 @@ type-check@~0.3.2:
   dependencies:
     prelude-ls "~1.1.2"
 
-type-detect@^4.0.0:
-  version "4.0.3"
-  resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-4.0.3.tgz#0e3f2670b44099b0b46c284d136a7ef49c74c2ea"
-
 typedarray@^0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
@@ -3985,7 +4423,7 @@ uid-number@0.0.5:
   version "0.0.5"
   resolved "https://registry.yarnpkg.com/uid-number/-/uid-number-0.0.5.tgz#5a3db23ef5dbd55b81fce0ec9a2ac6fccdebb81e"
 
-uid-number@~0.0.6:
+uid-number@^0.0.6, uid-number@~0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/uid-number/-/uid-number-0.0.6.tgz#0ea10e8035e8eb5b8e4449f06da1c730663baa81"
 
@@ -4040,11 +4478,51 @@ walk@^2.3.9:
   dependencies:
     foreachasync "^3.0.0"
 
-which-module@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/which-module/-/which-module-1.0.0.tgz#bba63ca861948994ff307736089e3b96026c2a4f"
+walker@~1.0.5:
+  version "1.0.7"
+  resolved "https://registry.yarnpkg.com/walker/-/walker-1.0.7.tgz#2f7f9b8fd10d677262b18a884e28d19618e028fb"
+  dependencies:
+    makeerror "1.0.x"
+
+watch@~0.18.0:
+  version "0.18.0"
+  resolved "https://registry.yarnpkg.com/watch/-/watch-0.18.0.tgz#28095476c6df7c90c963138990c0a5423eb4b986"
+  dependencies:
+    exec-sh "^0.2.0"
+    minimist "^1.2.0"
+
+webidl-conversions@^3.0.0:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/webidl-conversions/-/webidl-conversions-3.0.1.tgz#24534275e2a7bc6be7bc86611cc16ae0a5654871"
+
+webidl-conversions@^4.0.0:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/webidl-conversions/-/webidl-conversions-4.0.2.tgz#a855980b1f0b6b359ba1d5d9fb39ae941faa63ad"
+
+whatwg-encoding@^1.0.1:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/whatwg-encoding/-/whatwg-encoding-1.0.3.tgz#57c235bc8657e914d24e1a397d3c82daee0a6ba3"
+  dependencies:
+    iconv-lite "0.4.19"
+
+whatwg-url@^4.3.0:
+  version "4.8.0"
+  resolved "https://registry.yarnpkg.com/whatwg-url/-/whatwg-url-4.8.0.tgz#d2981aa9148c1e00a41c5a6131166ab4683bbcc0"
+  dependencies:
+    tr46 "~0.0.3"
+    webidl-conversions "^3.0.0"
+
+which-module@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/which-module/-/which-module-2.0.0.tgz#d9ef07dce77b9902b8a3a8fa4b31c3e3f7e6e87a"
 
-which@^1.2.4, which@^1.2.9:
+which@^1.2.12:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/which/-/which-1.3.0.tgz#ff04bdfc010ee547d780bec38e1ac1c2777d253a"
+  dependencies:
+    isexe "^2.0.0"
+
+which@^1.2.9:
   version "1.2.12"
   resolved "https://registry.yarnpkg.com/which/-/which-1.2.12.tgz#de67b5e450269f194909ef23ece4ebe416fa1192"
   dependencies:
@@ -4076,6 +4554,13 @@ wordwrap@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
 
+worker-farm@^1.3.1:
+  version "1.5.1"
+  resolved "https://registry.yarnpkg.com/worker-farm/-/worker-farm-1.5.1.tgz#8e9f4a7da4f3c595aa600903051b969390423fa1"
+  dependencies:
+    errno "^0.1.4"
+    xtend "^4.0.1"
+
 wrap-ansi@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-2.1.0.tgz#d8fc3d284dd05794fe84973caecdd1cf824fdd85"
@@ -4087,13 +4572,13 @@ wrappy@1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/wrappy/-/wrappy-1.0.2.tgz#b5243d8f3ec1aa35f1364605bc0d1036e30ab69f"
 
-write-file-atomic@^1.1.4:
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/write-file-atomic/-/write-file-atomic-1.3.1.tgz#7d45ba32316328dd1ec7d90f60ebc0d845bb759a"
+write-file-atomic@^2.1.0:
+  version "2.3.0"
+  resolved "https://registry.yarnpkg.com/write-file-atomic/-/write-file-atomic-2.3.0.tgz#1ff61575c2e2a4e8e510d6fa4e243cce183999ab"
   dependencies:
     graceful-fs "^4.1.11"
     imurmurhash "^0.1.4"
-    slide "^1.1.5"
+    signal-exit "^3.0.2"
 
 write@^0.2.1:
   version "0.2.1"
@@ -4101,7 +4586,11 @@ write@^0.2.1:
   dependencies:
     mkdirp "^0.5.1"
 
-xtend@^4.0.0, xtend@~4.0.1:
+xml-name-validator@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/xml-name-validator/-/xml-name-validator-2.0.1.tgz#4d8b8f1eccd3419aa362061becef515e1e559635"
+
+xtend@^4.0.0, xtend@^4.0.1, xtend@~4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.1.tgz#a5c6d532be656e23db820efb943a1f04998d63af"
 
@@ -4113,29 +4602,29 @@ yallist@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-2.0.0.tgz#306c543835f09ee1a4cb23b7bce9ab341c91cdd4"
 
-yargs-parser@^4.0.2, yargs-parser@^4.2.0:
-  version "4.2.1"
-  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-4.2.1.tgz#29cceac0dc4f03c6c87b4a9f217dd18c9f74871c"
+yargs-parser@^7.0.0:
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-7.0.0.tgz#8d0ac42f16ea55debd332caf4c4038b3e3f5dfd9"
   dependencies:
-    camelcase "^3.0.0"
+    camelcase "^4.1.0"
 
-yargs@^6.6.0:
-  version "6.6.0"
-  resolved "https://registry.yarnpkg.com/yargs/-/yargs-6.6.0.tgz#782ec21ef403345f830a808ca3d513af56065208"
+yargs@^9.0.0:
+  version "9.0.1"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-9.0.1.tgz#52acc23feecac34042078ee78c0c007f5085db4c"
   dependencies:
-    camelcase "^3.0.0"
+    camelcase "^4.1.0"
     cliui "^3.2.0"
     decamelize "^1.1.1"
     get-caller-file "^1.0.1"
-    os-locale "^1.4.0"
-    read-pkg-up "^1.0.1"
+    os-locale "^2.0.0"
+    read-pkg-up "^2.0.0"
     require-directory "^2.1.1"
     require-main-filename "^1.0.1"
     set-blocking "^2.0.0"
-    string-width "^1.0.2"
-    which-module "^1.0.0"
+    string-width "^2.0.0"
+    which-module "^2.0.0"
     y18n "^3.2.1"
-    yargs-parser "^4.2.0"
+    yargs-parser "^7.0.0"
 
 yargs@~3.10.0:
   version "3.10.0"