diff --git a/.flowconfig b/.flowconfig
index 8776bbe19e7c..6b474050532f 100644
--- a/.flowconfig
+++ b/.flowconfig
@@ -1,5 +1,6 @@
 [ignore]
 <PROJECT_ROOT>/build
+<PROJECT_ROOT>/packages/.*/build
 
 [include]
 
diff --git a/lerna.json b/lerna.json
index d52c5d830ec3..403243720a47 100644
--- a/lerna.json
+++ b/lerna.json
@@ -10,5 +10,5 @@
   "packages": [
     "packages/*"
   ],
-  "version": "0.6.12"
+  "version": "0.7.0"
 }
diff --git a/package.json b/package.json
index 8f991869af53..956b74e9c172 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
     "test": "jest --coverage"
   },
   "devDependencies": {
-    "@polkadot/dev": "^0.14.6",
+    "@polkadot/dev": "^0.15.1",
     "lerna": "^2.5.1"
   }
 }
diff --git a/packages/api-format/package.json b/packages/api-format/package.json
index a8fa7fc6962a..e313f44e80b4 100644
--- a/packages/api-format/package.json
+++ b/packages/api-format/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/api-format",
-  "version": "0.6.12",
+  "version": "0.7.0",
   "description": "Input/Output formatters for JsonRPC exchange",
   "main": "index.js",
   "keywords": [
@@ -30,11 +30,11 @@
     "test": "echo \"Tests only available from root wrapper\""
   },
   "devDependencies": {
-    "@polkadot/api-jsonrpc": "^0.6.12"
+    "@polkadot/api-jsonrpc": "^0.7.0"
   },
   "dependencies": {
-    "@polkadot/primitives-json": "^0.4.6",
-    "@polkadot/util": "^0.11.1",
+    "@polkadot/primitives-json": "^0.4.10",
+    "@polkadot/util": "^0.13.1",
     "babel-runtime": "^6.26.0"
   }
 }
diff --git a/packages/api-jsonrpc/package.json b/packages/api-jsonrpc/package.json
index 6b4175c997a0..47a970a6151a 100644
--- a/packages/api-jsonrpc/package.json
+++ b/packages/api-jsonrpc/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/api-jsonrpc",
-  "version": "0.6.12",
+  "version": "0.7.0",
   "description": "Method definitions for the Polkadot RPC layer",
   "main": "index.js",
   "engines": {
diff --git a/packages/api-jsonrpc/src/index.js b/packages/api-jsonrpc/src/index.js
index 66676bda6b77..602e63e8c96f 100644
--- a/packages/api-jsonrpc/src/index.js
+++ b/packages/api-jsonrpc/src/index.js
@@ -3,7 +3,7 @@
 // of the ISC license. See the LICENSE file for details.
 // @flow
 
-import type { InterfaceDefinition } from './types';
+import type { InterfaceDefinitions } from './types';
 
 const chain = require('./chain');
 const state = require('./state');
@@ -14,4 +14,4 @@ const state = require('./state');
 module.exports = ({
   chain,
   state
-}: { [string]: InterfaceDefinition });
+}: InterfaceDefinitions);
diff --git a/packages/api-jsonrpc/src/types.js b/packages/api-jsonrpc/src/types.js
index 8fcd269da6fb..c56f41f74071 100644
--- a/packages/api-jsonrpc/src/types.js
+++ b/packages/api-jsonrpc/src/types.js
@@ -22,8 +22,14 @@ export type InterfaceMethodDefinition = {
   output: InterfaceOutputType
 };
 
+export type InterfaceTypes = 'chain' | 'state';
+
 export type InterfaceDefinition = {
   methods: {
     [string]: InterfaceMethodDefinition
   }
 };
+
+export type InterfaceDefinitions = {
+  [InterfaceTypes]: InterfaceDefinition
+};
diff --git a/packages/api-provider/package.json b/packages/api-provider/package.json
index df9017d69d5d..1ef4c8a9e062 100644
--- a/packages/api-provider/package.json
+++ b/packages/api-provider/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/api-provider",
-  "version": "0.6.12",
+  "version": "0.7.0",
   "description": "Transport providers for the API",
   "main": "index.js",
   "keywords": [
@@ -34,7 +34,7 @@
     "nock": "^9.1.0"
   },
   "dependencies": {
-    "@polkadot/util": "^0.11.1",
+    "@polkadot/util": "^0.13.1",
     "babel-runtime": "^6.26.0",
     "isomorphic-fetch": "^2.2.1",
     "websocket": "^1.0.25"
diff --git a/packages/api-provider/src/jsonRpcCoder.js b/packages/api-provider/src/jsonRpcCoder.js
index 00227a698e42..06c96c72a328 100644
--- a/packages/api-provider/src/jsonRpcCoder.js
+++ b/packages/api-provider/src/jsonRpcCoder.js
@@ -24,6 +24,7 @@ module.exports = class JsonRpcCoder {
 
       throw new Error(`[${code}]: ${message}`);
     }
+
     assert(!isUndefined(response.result), 'No result found in JsonRpc response');
 
     return response.result;
diff --git a/packages/api-provider/src/ws/index.spec.js b/packages/api-provider/src/ws/index.spec.js
index 46eddca2d683..80856c300e9d 100644
--- a/packages/api-provider/src/ws/index.spec.js
+++ b/packages/api-provider/src/ws/index.spec.js
@@ -207,28 +207,16 @@ describe('Ws', () => {
   });
 
   describe('queued', () => {
-    let sendPromise;
-
-    beforeEach(() => {
-      ws = createWs([{
+    it('sends messages when connected', () => {
+      const ws = createWs([{
         id: 1,
         method: 'test_queue',
         reply: {
           result: 'ok'
         }
       }], false);
-      sendPromise = ws.send('test_queue', []);
-    });
-
-    it('sends messages when connected', () => {
-      ws.connect();
-
-      return sendPromise.then((result) => {
-        expect(result).toEqual('ok');
-      });
-    });
+      const sendPromise = ws.send('test_queue', []);
 
-    it('sends messages when connected (errors)', () => {
       ws.connect();
 
       return sendPromise.then((result) => {
diff --git a/packages/api/package.json b/packages/api/package.json
index 495e35298c00..40326223aca0 100644
--- a/packages/api/package.json
+++ b/packages/api/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/api",
-  "version": "0.6.12",
+  "version": "0.7.0",
   "description": "A JavaScript wrapper for the Polkadot JsonRPC interface",
   "main": "index.js",
   "keywords": [
@@ -30,10 +30,10 @@
     "test": "echo \"Tests only available from root wrapper\""
   },
   "dependencies": {
-    "@polkadot/api-format": "^0.6.12",
-    "@polkadot/api-jsonrpc": "^0.6.12",
-    "@polkadot/api-provider": "^0.6.12",
-    "@polkadot/util": "^0.11.1",
+    "@polkadot/api-format": "^0.7.0",
+    "@polkadot/api-jsonrpc": "^0.7.0",
+    "@polkadot/api-provider": "^0.7.0",
+    "@polkadot/util": "^0.13.1",
     "babel-runtime": "^6.26.0"
   }
 }
diff --git a/packages/api/src/api.js b/packages/api/src/api.js
index cbf0de46b44c..96c6a7a53235 100644
--- a/packages/api/src/api.js
+++ b/packages/api/src/api.js
@@ -4,63 +4,22 @@
 // @flow
 
 import type { ProviderInterface } from '@polkadot/api-provider/types';
-import type { InterfaceDefinition } from '@polkadot/api-jsonrpc/types';
 import type { ApiInterface, ApiInterface$Section } from './types';
 
-const { formatInputs, formatOutput } = require('@polkadot/api-format');
 const interfaces = require('@polkadot/api-jsonrpc');
 const assert = require('@polkadot/util/assert');
-const ExtError = require('@polkadot/util/ext/error');
 const isFunction = require('@polkadot/util/is/function');
-const jsonrpcSignature = require('@polkadot/util/jsonrpc/signature');
+
+const createInterface = require('./create/interface');
 
 module.exports = class Api implements ApiInterface {
-  _provider: ProviderInterface;
-  _chainInterface: ApiInterface$Section;
-  _stateInterface: ApiInterface$Section;
+  chain: ApiInterface$Section;
+  state: ApiInterface$Section;
 
   constructor (provider: ProviderInterface) {
     assert(provider && isFunction(provider.send), 'Expected Provider');
 
-    this._provider = provider;
-
-    this._chainInterface = this._createInterface(interfaces, 'chain');
-    this._stateInterface = this._createInterface(interfaces, 'state');
-  }
-
-  // flowlint-next-line unsafe-getters-setters:off
-  get chain (): ApiInterface$Section {
-    return this._chainInterface;
-  }
-
-  // flowlint-next-line unsafe-getters-setters:off
-  get state (): ApiInterface$Section {
-    return this._stateInterface;
-  }
-
-  _createInterface (definitions: { [string]: InterfaceDefinition }, section: string): ApiInterface$Section {
-    const definition = definitions[section];
-
-    return Object
-      .keys(definition.methods)
-      .reduce((container, method: string) => {
-        const { inputs, output } = definition.methods[method];
-        const rpcName = `${section}_${method}`;
-
-        container[method] = async (..._params: Array<mixed>): Promise<mixed> => {
-          try {
-            assert(inputs.length === _params.length, `${inputs.length} params expected, found ${_params.length} instead`);
-
-            const params = formatInputs(inputs, _params);
-            const result = await this._provider.send(rpcName, params);
-
-            return formatOutput(output, result);
-          } catch (error) {
-            throw new ExtError(`${jsonrpcSignature(rpcName, inputs, output)}:: ${error.message}`, (error: ExtError).code);
-          }
-        };
-
-        return container;
-      }, {});
+    this.chain = createInterface(provider, interfaces.chain, 'chain');
+    this.state = createInterface(provider, interfaces.state, 'state');
   }
 };
diff --git a/packages/api/src/api.spec.js b/packages/api/src/api.spec.js
index fb27ccbc6fa6..3e99d4ce5c12 100644
--- a/packages/api/src/api.spec.js
+++ b/packages/api/src/api.spec.js
@@ -2,8 +2,6 @@
 // This software may be modified and distributed under the terms
 // of the ISC license. See the LICENSE file for details.
 
-const isFunction = require('@polkadot/util/is/function');
-
 const Api = require('./api');
 
 describe('Api', () => {
@@ -25,81 +23,17 @@ describe('Api', () => {
     sendSpy.mockRestore();
   });
 
-  describe('constructor', () => {
-    it('requires a provider with a send method', () => {
-      expect(
-        () => new Api({})
-      ).toThrow(/Expected Provider/);
-    });
-
-    it('sets up the chain interface', () => {
-      expect(api.chain).toBeDefined();
-    });
-
-    it('sets up the state interface', () => {
-      expect(api.state).toBeDefined();
-    });
+  it('requires a provider with a send method', () => {
+    expect(
+      () => new Api({})
+    ).toThrow(/Expected Provider/);
   });
 
-  describe('_createInterface', () => {
-    let container;
-
-    beforeEach(() => {
-      container = api._createInterface({
-        test: {
-          methods: {
-            blah: {
-              inputs: [
-                { name: 'foo', type: 'Address' }
-              ],
-              output: { type: 'Address' }
-            },
-            bleh: {
-              inputs: [],
-              output: { type: 'Address' }
-            }
-          }
-        }
-      }, 'test');
-    });
-
-    describe('method expansion', () => {
-      it('adds the specified methods to the interface', () => {
-        expect(Object.keys(container)).toEqual(['blah', 'bleh']);
-      });
-
-      it('had function calls for the attached methods', () => {
-        expect(isFunction(container.blah)).toEqual(true);
-        expect(isFunction(container.bleh)).toEqual(true);
-      });
-    });
-
-    describe('calling', () => {
-      it('wraps errors with the call signature', () => {
-        return container
-          .blah()
-          .catch((error) => {
-            expect(error.message).toMatch(/test_blah \(foo: Address\): Address/);
-          });
-      });
-
-      it('checks for mismatched parameters', () => {
-        return container
-          .bleh(1)
-          .catch((error) => {
-            expect(error.message).toMatch(/0 params expected, found 1 instead/);
-          });
-      });
+  it('sets up the chain interface', () => {
+    expect(api.chain).toBeDefined();
+  });
 
-      it('calls the provider with the correct parameters', () => {
-        return container
-          .blah('0x123')
-          .then(() => {
-            expect(provider.send).toHaveBeenCalledWith('test_blah', [
-              '0x0123'
-            ]);
-          });
-      });
-    });
+  it('sets up the state interface', () => {
+    expect(api.state).toBeDefined();
   });
 });
diff --git a/packages/api/src/create/interface.js b/packages/api/src/create/interface.js
new file mode 100644
index 000000000000..29f06d627e0c
--- /dev/null
+++ b/packages/api/src/create/interface.js
@@ -0,0 +1,37 @@
+// Copyright 2017-2018 Jaco Greeff
+// This software may be modified and distributed under the terms
+// of the ISC license. See the LICENSE file for details.
+// @flow
+
+import type { InterfaceDefinition } from '@polkadot/api-jsonrpc/types';
+import type { ProviderInterface } from '@polkadot/api-provider/types';
+import type { ApiInterface$Section } from '../types';
+
+const { formatInputs, formatOutput } = require('@polkadot/api-format');
+const assert = require('@polkadot/util/assert');
+const ExtError = require('@polkadot/util/ext/error');
+const jsonrpcSignature = require('@polkadot/util/jsonrpc/signature');
+
+module.exports = function createInterface (provider: ProviderInterface, definition: InterfaceDefinition, section: string): ApiInterface$Section {
+  return Object
+    .keys(definition.methods)
+    .reduce((container, method: string) => {
+      const { inputs, output } = definition.methods[method];
+      const rpcName = `${section}_${method}`;
+
+      container[method] = async (..._params: Array<mixed>): Promise<mixed> => {
+        try {
+          assert(inputs.length === _params.length, `${inputs.length} params expected, found ${_params.length} instead`);
+
+          const params = formatInputs(inputs, _params);
+          const result = await provider.send(rpcName, params);
+
+          return formatOutput(output, result);
+        } catch (error) {
+          throw new ExtError(`${jsonrpcSignature(rpcName, inputs, output)}:: ${error.message}`, (error: ExtError).code);
+        }
+      };
+
+      return container;
+    }, ({}: $Shape<ApiInterface$Section>));
+};
diff --git a/packages/api/src/create/interface.spec.js b/packages/api/src/create/interface.spec.js
new file mode 100644
index 000000000000..faaabd336be0
--- /dev/null
+++ b/packages/api/src/create/interface.spec.js
@@ -0,0 +1,74 @@
+// Copyright 2017-2018 Jaco Greeff
+// This software may be modified and distributed under the terms
+// of the ISC license. See the LICENSE file for details.
+
+const isFunction = require('@polkadot/util/is/function');
+
+const createInterface = require('./interface');
+
+describe('createInterface', () => {
+  let container;
+  let provider;
+
+  beforeEach(() => {
+    const definition = {
+      methods: {
+        blah: {
+          inputs: [
+            { name: 'foo', type: 'Address' }
+          ],
+          output: { type: 'Address' }
+        },
+        bleh: {
+          inputs: [],
+          output: { type: 'Address' }
+        }
+      }
+    };
+    provider = {
+      send: jest.fn((method, params) => {
+        return Promise.resolve(params[0]);
+      })
+    };
+    container = createInterface(provider, definition, 'test');
+  });
+
+  describe('method expansion', () => {
+    it('adds the specified methods to the interface', () => {
+      expect(Object.keys(container)).toEqual(['blah', 'bleh']);
+    });
+
+    it('had function calls for the attached methods', () => {
+      expect(isFunction(container.blah)).toEqual(true);
+      expect(isFunction(container.bleh)).toEqual(true);
+    });
+  });
+
+  describe('calling', () => {
+    it('wraps errors with the call signature', () => {
+      return container
+        .blah()
+        .catch((error) => {
+          expect(error.message).toMatch(/test_blah \(foo: Address\): Address/);
+        });
+    });
+
+    it('checks for mismatched parameters', () => {
+      return container
+        .bleh(1)
+        .catch((error) => {
+          expect(error.message).toMatch(/0 params expected, found 1 instead/);
+        });
+    });
+
+    it('calls the provider with the correct parameters', () => {
+      return container
+        .blah('0x123')
+        .then(() => {
+          expect(provider.send).toHaveBeenCalledWith('test_blah', [
+            '0x0123'
+          ]);
+        });
+    });
+  });
+});
diff --git a/yarn.lock b/yarn.lock
index d7ae390c83e6..cd1b9942dacc 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -63,9 +63,9 @@
     lodash "^4.2.0"
     to-fast-properties "^2.0.0"
 
-"@polkadot/dev@^0.14.6":
-  version "0.14.6"
-  resolved "https://registry.yarnpkg.com/@polkadot/dev/-/dev-0.14.6.tgz#4677e48d6a0ce692acdaea75a36ee93968a60e48"
+"@polkadot/dev@^0.15.1":
+  version "0.15.1"
+  resolved "https://registry.yarnpkg.com/@polkadot/dev/-/dev-0.15.1.tgz#74b764552ae7c11cbf35797abd389148033fe562"
   dependencies:
     babel-cli "^6.26.0"
     babel-core "^6.26.0"
@@ -89,40 +89,40 @@
     eslint-plugin-promise "^3.6.0"
     eslint-plugin-react "^7.4.0"
     eslint-plugin-standard "^3.0.1"
-    flow-bin "^0.62.0"
+    flow-bin "^0.64.0"
     flow-copy-source "^1.2.1"
     jest "^22.0.0"
     makeshift "^1.1.0"
     mkdirp "^0.5.1"
     postcss "^6.0.14"
-    postcss-sass "^0.2.0"
+    postcss-sass "^0.3.0"
     rimraf "^2.6.2"
     stylelint "^8.2.0"
     stylelint-config-standard "^18.0.0"
 
-"@polkadot/primitives-json@^0.4.6":
-  version "0.4.6"
-  resolved "https://registry.yarnpkg.com/@polkadot/primitives-json/-/primitives-json-0.4.6.tgz#c1b45cb1983b02a1773769af89522b447b87e03d"
+"@polkadot/primitives-json@^0.4.10":
+  version "0.4.10"
+  resolved "https://registry.yarnpkg.com/@polkadot/primitives-json/-/primitives-json-0.4.10.tgz#93ecf3d1ccd178bcbb11d8721fd323bf3d161df3"
   dependencies:
-    "@polkadot/primitives" "^0.4.6"
-    "@polkadot/util" "^0.11.1"
+    "@polkadot/primitives" "^0.4.10"
+    "@polkadot/util" "^0.13.1"
     babel-runtime "^6.26.0"
 
-"@polkadot/primitives@^0.4.6":
-  version "0.4.6"
-  resolved "https://registry.yarnpkg.com/@polkadot/primitives/-/primitives-0.4.6.tgz#c3c74ec099780cac5a4ecf709b1a74c2974c3afc"
+"@polkadot/primitives@^0.4.10":
+  version "0.4.10"
+  resolved "https://registry.yarnpkg.com/@polkadot/primitives/-/primitives-0.4.10.tgz#5ec557cf0ecdb608697d31e3ac17224bedd90572"
   dependencies:
-    "@polkadot/util" "^0.11.1"
+    "@polkadot/util" "^0.13.1"
     babel-runtime "^6.26.0"
 
-"@polkadot/util@^0.11.1":
-  version "0.11.1"
-  resolved "https://registry.yarnpkg.com/@polkadot/util/-/util-0.11.1.tgz#16183ee293a1188da691dee822a19b8ecdcc54d8"
+"@polkadot/util@^0.13.1":
+  version "0.13.1"
+  resolved "https://registry.yarnpkg.com/@polkadot/util/-/util-0.13.1.tgz#17373a04e8310f2a06ffcf3e4cc7b47eb7693be8"
   dependencies:
     babel-runtime "^6.26.0"
     bn.js "^4.11.8"
+    deasync "^0.1.12"
     ip-regex "^2.1.0"
-    keccak "^1.3.0"
 
 "@types/node@*":
   version "8.5.2"
@@ -962,11 +962,9 @@ bindings@^1.2.1:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/bindings/-/bindings-1.3.0.tgz#b346f6ecf6a95f5a815c5839fc7cdb22502f1ed7"
 
-bl@^1.0.0:
+bindings@~1.2.1:
   version "1.2.1"
-  resolved "https://registry.yarnpkg.com/bl/-/bl-1.2.1.tgz#cac328f7bee45730d404b692203fcb590e172d5e"
-  dependencies:
-    readable-stream "^2.0.5"
+  resolved "https://registry.yarnpkg.com/bindings/-/bindings-1.2.1.tgz#14ad6113812d2d37d72e67b4cacb4bb726505f11"
 
 block-stream@*:
   version "0.0.9"
@@ -1163,10 +1161,6 @@ chokidar@^1.6.1, chokidar@^1.7.0:
   optionalDependencies:
     fsevents "^1.0.0"
 
-chownr@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/chownr/-/chownr-1.0.1.tgz#e2a75042a9551908bebd25b8523d5f9769d79181"
-
 ci-info@^1.0.0:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/ci-info/-/ci-info-1.1.2.tgz#03561259db48d0474c8bdc90f5b47b068b6bbfb4"
@@ -1540,6 +1534,13 @@ dateformat@^1.0.11, dateformat@^1.0.12:
     get-stdin "^4.0.1"
     meow "^3.3.0"
 
+deasync@^0.1.12:
+  version "0.1.12"
+  resolved "https://registry.yarnpkg.com/deasync/-/deasync-0.1.12.tgz#0159492a4133ab301d6c778cf01e74e63b10e549"
+  dependencies:
+    bindings "~1.2.1"
+    nan "^2.0.7"
+
 debug@^2.2.0, debug@^2.6.8:
   version "2.6.9"
   resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.9.tgz#5d128515df134ff327e90a4c93f4e077a536341f"
@@ -1735,12 +1736,6 @@ encoding@^0.1.11:
   dependencies:
     iconv-lite "~0.4.13"
 
-end-of-stream@^1.0.0, end-of-stream@^1.1.0:
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/end-of-stream/-/end-of-stream-1.4.0.tgz#7a90d833efda6cfa6eac0f4949dbb0fad3a63206"
-  dependencies:
-    once "^1.4.0"
-
 entities@^1.1.1, entities@~1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/entities/-/entities-1.1.1.tgz#6e5c2d0a5621b5dadaecef80b90edfb5cd7772f0"
@@ -2004,10 +1999,6 @@ expand-range@^1.8.1:
   dependencies:
     fill-range "^2.1.0"
 
-expand-template@^1.0.2:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/expand-template/-/expand-template-1.1.0.tgz#e09efba977bf98f9ee0ed25abd0c692e02aec3fc"
-
 expect@^22.0.3:
   version "22.0.3"
   resolved "https://registry.yarnpkg.com/expect/-/expect-22.0.3.tgz#bb486de7d41bf3eb60d3b16dfd1c158a4d91ddfa"
@@ -2127,9 +2118,9 @@ flat-cache@^1.2.1:
     graceful-fs "^4.1.2"
     write "^0.2.1"
 
-flow-bin@^0.62.0:
-  version "0.62.0"
-  resolved "https://registry.yarnpkg.com/flow-bin/-/flow-bin-0.62.0.tgz#14bca669a6e3f95c0bc0c2d1eb55ec4e98cb1d83"
+flow-bin@^0.64.0:
+  version "0.64.0"
+  resolved "https://registry.yarnpkg.com/flow-bin/-/flow-bin-0.64.0.tgz#ddd3fb3b183ab1ab35a5d5dec9caf5ebbcded167"
 
 flow-copy-source@^1.2.1:
   version "1.2.1"
@@ -2310,10 +2301,6 @@ gitconfiglocal@^1.0.0:
   dependencies:
     ini "^1.3.2"
 
-github-from-package@0.0.0:
-  version "0.0.0"
-  resolved "https://registry.yarnpkg.com/github-from-package/-/github-from-package-0.0.0.tgz#97fb5d96bfde8973313f20e8288ef9a167fa64ce"
-
 glob-base@^0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/glob-base/-/glob-base-0.3.0.tgz#dbb164f6221b1c0b1ccf82aea328b497df0ea3c4"
@@ -2393,7 +2380,7 @@ globjoin@^0.1.4:
   version "0.1.4"
   resolved "https://registry.yarnpkg.com/globjoin/-/globjoin-0.1.4.tgz#2f4494ac8919e3767c5cbb691e9f463324285d43"
 
-gonzales-pe@^4.0.3:
+gonzales-pe@^4.2.3:
   version "4.2.3"
   resolved "https://registry.yarnpkg.com/gonzales-pe/-/gonzales-pe-4.2.3.tgz#41091703625433285e0aee3aa47829fc1fbeb6f2"
   dependencies:
@@ -3305,16 +3292,6 @@ jsx-ast-utils@^2.0.0:
   dependencies:
     array-includes "^3.0.3"
 
-keccak@^1.3.0:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/keccak/-/keccak-1.3.0.tgz#3681bd99ad3d0354ddb29b9040c1b6560cce08ac"
-  dependencies:
-    bindings "^1.2.1"
-    inherits "^2.0.3"
-    nan "^2.2.1"
-    prebuild-install "^2.0.0"
-    safe-buffer "^5.1.0"
-
 kefir@^3.7.3:
   version "3.8.0"
   resolved "https://registry.yarnpkg.com/kefir/-/kefir-3.8.0.tgz#63b5dce575f1a7ab3286788e771eb104b181b676"
@@ -3699,7 +3676,7 @@ mute-stream@0.0.7:
   version "0.0.7"
   resolved "https://registry.yarnpkg.com/mute-stream/-/mute-stream-0.0.7.tgz#3075ce93bc21b8fab43e1bc4da7e8115ed1e7bab"
 
-nan@^2.0.5, nan@^2.2.1, nan@^2.3.0, nan@^2.3.3:
+nan@^2.0.5, nan@^2.0.7, nan@^2.3.0, nan@^2.3.3:
   version "2.8.0"
   resolved "https://registry.yarnpkg.com/nan/-/nan-2.8.0.tgz#ed715f3fe9de02b57a5e6252d90a96675e1f085a"
 
@@ -3721,12 +3698,6 @@ nock@^9.1.0:
     qs "^6.5.1"
     semver "^5.3.0"
 
-node-abi@^2.1.1:
-  version "2.1.2"
-  resolved "https://registry.yarnpkg.com/node-abi/-/node-abi-2.1.2.tgz#4da6caceb6685fcd31e7dd1994ef6bb7d0a9c0b2"
-  dependencies:
-    semver "^5.4.1"
-
 node-fetch@^1.0.1:
   version "1.7.3"
   resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-1.7.3.tgz#980f6f72d85211a5347c6b2bc18c5b84c3eb47ef"
@@ -3763,10 +3734,6 @@ node-pre-gyp@^0.6.39:
     tar "^2.2.1"
     tar-pack "^3.4.0"
 
-noop-logger@^0.1.1:
-  version "0.1.1"
-  resolved "https://registry.yarnpkg.com/noop-logger/-/noop-logger-0.1.1.tgz#94a2b1633c4f1317553007d8966fd0e841b6a4c2"
-
 nopt@^4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/nopt/-/nopt-4.0.1.tgz#d0d4685afd5415193c8c7505602d0d17cd64474d"
@@ -3803,7 +3770,7 @@ npm-run-path@^2.0.0:
   dependencies:
     path-key "^2.0.0"
 
-npmlog@^4.0.1, npmlog@^4.0.2, npmlog@^4.1.2:
+npmlog@^4.0.2, npmlog@^4.1.2:
   version "4.1.2"
   resolved "https://registry.yarnpkg.com/npmlog/-/npmlog-4.1.2.tgz#08a7f2a8bf734604779a9efa4ad5cc717abb954b"
   dependencies:
@@ -3850,7 +3817,7 @@ object.omit@^2.0.0:
     for-own "^0.1.4"
     is-extendable "^0.1.1"
 
-once@^1.3.0, once@^1.3.1, once@^1.3.3, once@^1.4.0:
+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:
@@ -3880,7 +3847,7 @@ optionator@^0.8.1, 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"
 
@@ -4103,12 +4070,12 @@ postcss-safe-parser@^3.0.1:
   dependencies:
     postcss "^6.0.6"
 
-postcss-sass@^0.2.0:
-  version "0.2.0"
-  resolved "https://registry.yarnpkg.com/postcss-sass/-/postcss-sass-0.2.0.tgz#e55516441e9526ba4b380a730d3a02e9eaa78c7a"
+postcss-sass@^0.3.0:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/postcss-sass/-/postcss-sass-0.3.0.tgz#dc2582ee0e61541aa88bafdc5a8aebb53deaae75"
   dependencies:
-    gonzales-pe "^4.0.3"
-    postcss "^6.0.6"
+    gonzales-pe "^4.2.3"
+    postcss "^6.0.16"
 
 postcss-scss@^1.0.2:
   version "1.0.2"
@@ -4145,24 +4112,13 @@ postcss@^6.0.13, postcss@^6.0.14, postcss@^6.0.3, postcss@^6.0.6, postcss@^6.0.8
     source-map "^0.6.1"
     supports-color "^4.4.0"
 
-prebuild-install@^2.0.0:
-  version "2.3.0"
-  resolved "https://registry.yarnpkg.com/prebuild-install/-/prebuild-install-2.3.0.tgz#19481247df728b854ab57b187ce234211311b485"
+postcss@^6.0.16:
+  version "6.0.16"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-6.0.16.tgz#112e2fe2a6d2109be0957687243170ea5589e146"
   dependencies:
-    expand-template "^1.0.2"
-    github-from-package "0.0.0"
-    minimist "^1.2.0"
-    mkdirp "^0.5.1"
-    node-abi "^2.1.1"
-    noop-logger "^0.1.1"
-    npmlog "^4.0.1"
-    os-homedir "^1.0.1"
-    pump "^1.0.1"
-    rc "^1.1.6"
-    simple-get "^1.4.2"
-    tar-fs "^1.13.0"
-    tunnel-agent "^0.6.0"
-    xtend "4.0.1"
+    chalk "^2.3.0"
+    source-map "^0.6.1"
+    supports-color "^5.1.0"
 
 prelude-ls@~1.1.2:
   version "1.1.2"
@@ -4217,13 +4173,6 @@ pseudomap@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/pseudomap/-/pseudomap-1.0.2.tgz#f052a28da70e618917ef0a8ac34c1ae5a68286b3"
 
-pump@^1.0.0, pump@^1.0.1:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/pump/-/pump-1.0.3.tgz#5dfe8311c33bbf6fc18261f9f34702c47c08a954"
-  dependencies:
-    end-of-stream "^1.1.0"
-    once "^1.3.1"
-
 punycode@^1.4.1:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/punycode/-/punycode-1.4.1.tgz#c0d5a63b2718800ad8e1eb0fa5269c84dd41845e"
@@ -4296,7 +4245,7 @@ read-pkg@^2.0.0:
     normalize-package-data "^2.3.2"
     path-type "^2.0.0"
 
-readable-stream@^2.0.0, readable-stream@^2.0.1, readable-stream@^2.0.2, readable-stream@^2.0.5, readable-stream@^2.0.6, readable-stream@^2.1.4, readable-stream@^2.1.5, readable-stream@^2.2.2:
+readable-stream@^2.0.1, readable-stream@^2.0.2, readable-stream@^2.0.6, readable-stream@^2.1.4, readable-stream@^2.1.5, readable-stream@^2.2.2:
   version "2.3.3"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.3.tgz#368f2512d79f9d46fdfc71349ae7878bbc1eb95c"
   dependencies:
@@ -4596,7 +4545,7 @@ 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@^5.0.1, safe-buffer@^5.1.0, safe-buffer@^5.1.1, safe-buffer@~5.1.0, safe-buffer@~5.1.1:
+safe-buffer@^5.0.1, safe-buffer@^5.1.1, 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"
 
@@ -4656,14 +4605,6 @@ 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"
 
-simple-get@^1.4.2:
-  version "1.4.3"
-  resolved "https://registry.yarnpkg.com/simple-get/-/simple-get-1.4.3.tgz#e9755eda407e96da40c5e5158c9ea37b33becbeb"
-  dependencies:
-    once "^1.3.1"
-    unzip-response "^1.0.0"
-    xtend "^4.0.0"
-
 slash@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/slash/-/slash-1.0.0.tgz#c41f2f6c39fc16d1cd17ad4b5d896114ae470d55"
@@ -4944,6 +4885,12 @@ supports-color@^4.0.0, supports-color@^4.4.0:
   dependencies:
     has-flag "^2.0.0"
 
+supports-color@^5.1.0:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-5.1.0.tgz#058a021d1b619f7ddf3980d712ea3590ce7de3d5"
+  dependencies:
+    has-flag "^2.0.0"
+
 svg-tags@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/svg-tags/-/svg-tags-1.0.0.tgz#58f71cee3bd519b59d4b2a843b6c7de64ac04764"
@@ -4971,15 +4918,6 @@ table@^4.0.1:
     slice-ansi "1.0.0"
     string-width "^2.1.1"
 
-tar-fs@^1.13.0:
-  version "1.16.0"
-  resolved "https://registry.yarnpkg.com/tar-fs/-/tar-fs-1.16.0.tgz#e877a25acbcc51d8c790da1c57c9cf439817b896"
-  dependencies:
-    chownr "^1.0.1"
-    mkdirp "^0.5.1"
-    pump "^1.0.0"
-    tar-stream "^1.1.2"
-
 tar-pack@^3.4.0:
   version "3.4.1"
   resolved "https://registry.yarnpkg.com/tar-pack/-/tar-pack-3.4.1.tgz#e1dbc03a9b9d3ba07e896ad027317eb679a10a1f"
@@ -4993,15 +4931,6 @@ tar-pack@^3.4.0:
     tar "^2.2.1"
     uid-number "^0.0.6"
 
-tar-stream@^1.1.2:
-  version "1.5.5"
-  resolved "https://registry.yarnpkg.com/tar-stream/-/tar-stream-1.5.5.tgz#5cad84779f45c83b1f2508d96b09d88c7218af55"
-  dependencies:
-    bl "^1.0.0"
-    end-of-stream "^1.0.0"
-    readable-stream "^2.0.0"
-    xtend "^4.0.0"
-
 tar@^2.2.1:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/tar/-/tar-2.2.1.tgz#8e4d2a256c0e2185c6b18ad694aec968b83cb1d1"
@@ -5245,10 +5174,6 @@ universalify@^0.1.0:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/universalify/-/universalify-0.1.1.tgz#fa71badd4437af4c148841e3b3b165f9e9e590b7"
 
-unzip-response@^1.0.0:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/unzip-response/-/unzip-response-1.0.2.tgz#b984f0877fc0a89c2c773cc1ef7b5b232b5b06fe"
-
 unzip-response@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/unzip-response/-/unzip-response-2.0.1.tgz#d2f0f737d16b0615e72a6935ed04214572d56f97"
@@ -5470,7 +5395,7 @@ 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@4.0.1, xtend@^4.0.0, xtend@^4.0.1, xtend@~4.0.1:
+xtend@^4.0.1, xtend@~4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.1.tgz#a5c6d532be656e23db820efb943a1f04998d63af"