diff --git a/.travis.yml b/.travis.yml
index c227f970..afd053ef 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,4 +5,5 @@ node_js:
   - '6'
   - 'stable'
 
+before_install: npm i yarn -g
 after_script: nyc report --reporter=text-lcov | coveralls
diff --git a/package.json b/package.json
index d36386cd..8876a1d9 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
   "devDependencies": {
     "coveralls": "^2.13.0",
     "cross-env": "^5.0.0",
-    "lerna": "^2.0.0-rc.4",
+    "lerna": "^2.1.2",
     "nyc": "^11.0.1"
   },
   "nyc": {
diff --git a/packages/istanbul-lib-instrument/package.json b/packages/istanbul-lib-instrument/package.json
index 862dc5bd..6a866159 100644
--- a/packages/istanbul-lib-instrument/package.json
+++ b/packages/istanbul-lib-instrument/package.json
@@ -18,7 +18,7 @@
     "babel-template": "^6.16.0",
     "babel-traverse": "^6.18.0",
     "babel-types": "^6.18.0",
-    "babylon": "^6.17.4",
+    "babylon": "^6.18.0",
     "istanbul-lib-coverage": "^1.1.1",
     "semver": "^5.3.0"
   },
diff --git a/packages/istanbul-lib-instrument/src/instrumenter.js b/packages/istanbul-lib-instrument/src/instrumenter.js
index 0df4bd36..a06f0c38 100644
--- a/packages/istanbul-lib-instrument/src/instrumenter.js
+++ b/packages/istanbul-lib-instrument/src/instrumenter.js
@@ -84,6 +84,7 @@ class Instrumenter {
             plugins: [
               'asyncGenerators',
               'dynamicImport',
+              'objectRestSpread',
               'flow',
               'jsx'
             ]
diff --git a/packages/istanbul-lib-instrument/test/specs/object-spread.yaml b/packages/istanbul-lib-instrument/test/specs/object-spread.yaml
new file mode 100644
index 00000000..2aefa71e
--- /dev/null
+++ b/packages/istanbul-lib-instrument/test/specs/object-spread.yaml
@@ -0,0 +1,15 @@
+---
+name: ES6 Object Spread
+guard: isObjectSpreadAvailable
+code: |
+  const a = {foo: args[0]}
+  const b = {...a}
+  output = b.foo
+tests:
+  - name: is instrumented
+    args: [10]
+    out: 10
+    lines: { '1': 1, '2': 1, '3': 1 }
+    statements: {'0': 1, '1': 1, '2': 1 }
+    functions: {}
+    branches: {}
diff --git a/packages/istanbul-lib-instrument/test/util/guards.js b/packages/istanbul-lib-instrument/test/util/guards.js
index 6caa958f..d8a67f3f 100644
--- a/packages/istanbul-lib-instrument/test/util/guards.js
+++ b/packages/istanbul-lib-instrument/test/util/guards.js
@@ -24,6 +24,10 @@ export function isArrowFnAvailable() {
     return tryThis('[1 ,2, 3].map(x => x * x)', 'arrow function');
 }
 
+export function isObjectSpreadAvailable() {
+    return tryThis('const a = {...{b: 33}}', 'object-spread');
+}
+
 export function isObjectFreezeAvailable() {
     "use strict";
     if (!Object.freeze) {
diff --git a/yarn.lock b/yarn.lock
index 6480accf..f938b597 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -62,6 +62,10 @@ ansi-escapes@^1.1.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/ansi-escapes/-/ansi-escapes-1.4.0.tgz#d3a8a83b319aa67793662b13e761c7911422306e"
 
+ansi-escapes@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/ansi-escapes/-/ansi-escapes-2.0.0.tgz#5bae52be424878dd9783e8910e3fc2922e83c81b"
+
 ansi-html@^0.0.7:
   version "0.0.7"
   resolved "https://registry.yarnpkg.com/ansi-html/-/ansi-html-0.0.7.tgz#813584021962a9e9e6fd039f940d12f56ca7859e"
@@ -70,13 +74,19 @@ ansi-regex@^2.0.0:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-2.1.1.tgz#c3b33ab5ee360d86e0e628f0468ae7ef27d654df"
 
+ansi-regex@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-3.0.0.tgz#ed0317c322064f79466c02966bddb605ab37d998"
+
 ansi-styles@^2.0.1, ansi-styles@^2.2.1:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-2.2.1.tgz#b432dd3358b634cf75e1e4664368240533c1ddbe"
 
-any-promise@^1.0.0, any-promise@^1.3.0:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/any-promise/-/any-promise-1.3.0.tgz#abc6afeedcea52e809cdc0376aed3ce39635d17f"
+ansi-styles@^3.1.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-3.2.0.tgz#c159b8d5be0f9e5a6f346dab94f16ce022161b88"
+  dependencies:
+    color-convert "^1.9.0"
 
 anymatch@^1.3.0:
   version "1.3.0"
@@ -922,7 +932,7 @@ babel-template@^6.24.1, babel-template@^6.3.0:
     babylon "^6.11.0"
     lodash "^4.2.0"
 
-babel-traverse@^6.16.0, babel-traverse@^6.24.1:
+babel-traverse@^6.16.0, babel-traverse@^6.23.0, babel-traverse@^6.24.1:
   version "6.24.1"
   resolved "https://registry.yarnpkg.com/babel-traverse/-/babel-traverse-6.24.1.tgz#ab36673fd356f9a0948659e7b338d5feadb31695"
   dependencies:
@@ -936,7 +946,7 @@ babel-traverse@^6.16.0, babel-traverse@^6.24.1:
     invariant "^2.2.0"
     lodash "^4.2.0"
 
-babel-traverse@^6.18.0, babel-traverse@^6.23.0:
+babel-traverse@^6.18.0:
   version "6.23.1"
   resolved "https://registry.yarnpkg.com/babel-traverse/-/babel-traverse-6.23.1.tgz#d3cb59010ecd06a97d81310065f966b699e14f48"
   dependencies:
@@ -950,7 +960,7 @@ babel-traverse@^6.18.0, babel-traverse@^6.23.0:
     invariant "^2.2.0"
     lodash "^4.2.0"
 
-babel-types@^6.16.0, babel-types@^6.19.0, babel-types@^6.24.1:
+babel-types@^6.16.0, babel-types@^6.19.0, babel-types@^6.23.0, babel-types@^6.24.1:
   version "6.24.1"
   resolved "https://registry.yarnpkg.com/babel-types/-/babel-types-6.24.1.tgz#a136879dc15b3606bda0d90c1fc74304c2ff0975"
   dependencies:
@@ -959,7 +969,7 @@ babel-types@^6.16.0, babel-types@^6.19.0, babel-types@^6.24.1:
     lodash "^4.2.0"
     to-fast-properties "^1.0.1"
 
-babel-types@^6.18.0, babel-types@^6.23.0:
+babel-types@^6.18.0:
   version "6.23.0"
   resolved "https://registry.yarnpkg.com/babel-types/-/babel-types-6.23.0.tgz#bb17179d7538bad38cd0c9e115d340f77e7e9acf"
   dependencies:
@@ -979,6 +989,10 @@ babylon@^6.11.0, babylon@^6.11.4, babylon@^6.13.0, babylon@^6.15.0:
   version "6.16.1"
   resolved "https://registry.yarnpkg.com/babylon/-/babylon-6.16.1.tgz#30c5a22f481978a9e7f8cdfdf496b11d94b404d3"
 
+babylon@^6.18.0:
+  version "6.18.0"
+  resolved "https://registry.yarnpkg.com/babylon/-/babylon-6.18.0.tgz#af2f3b88fa6f5c1e4c634d1a0f8eac4f55b395e3"
+
 bail@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/bail/-/bail-1.0.1.tgz#912579de8b391aadf3c5fdf4cd2a0fc225df3bc2"
@@ -987,6 +1001,10 @@ balanced-match@^0.4.1:
   version "0.4.2"
   resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-0.4.2.tgz#cb3f3e3c732dc0f01ee70b403f302e61d7709838"
 
+balanced-match@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.0.tgz#89b4d199ab2bee49de164ea02b89ce462d71b767"
+
 bcrypt-pbkdf@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.1.tgz#63bc5dcb61331b92bc05fd528953c33462a06f8d"
@@ -1025,6 +1043,13 @@ brace-expansion@^1.0.0:
     balanced-match "^0.4.1"
     concat-map "0.0.1"
 
+brace-expansion@^1.1.7:
+  version "1.1.8"
+  resolved "https://registry.yarnpkg.com/brace-expansion/-/brace-expansion-1.1.8.tgz#c07b211c7c952ec1f8efd51a77ef0d1d3990a292"
+  dependencies:
+    balanced-match "^1.0.0"
+    concat-map "0.0.1"
+
 braces@^1.8.2:
   version "1.8.5"
   resolved "https://registry.yarnpkg.com/braces/-/braces-1.8.5.tgz#ba77962e12dff969d6b76711e914b737857bf6a7"
@@ -1137,6 +1162,14 @@ chalk@^1.0.0, 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:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/chalk/-/chalk-2.1.0.tgz#ac5becf14fa21b99c6c92ca7a7d7cfd5b17e743e"
+  dependencies:
+    ansi-styles "^3.1.0"
+    escape-string-regexp "^1.0.5"
+    supports-color "^4.0.0"
+
 character-entities-html4@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/character-entities-html4/-/character-entities-html4-1.1.0.tgz#1ab08551d3ce1fa1df08d00fb9ca1defb147a06c"
@@ -1168,6 +1201,10 @@ chokidar@^1.2.0, chokidar@^1.6.1:
   optionalDependencies:
     fsevents "^1.0.0"
 
+ci-info@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/ci-info/-/ci-info-1.0.0.tgz#dc5285f2b4e251821683681c381c3388f46ec534"
+
 circular-json@^0.3.1:
   version "0.3.1"
   resolved "https://registry.yarnpkg.com/circular-json/-/circular-json-0.3.1.tgz#be8b36aefccde8b3ca7aa2d6afc07a37242c0d2d"
@@ -1258,6 +1295,16 @@ collapse-white-space@^1.0.0, collapse-white-space@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/collapse-white-space/-/collapse-white-space-1.0.2.tgz#9c463fb9c6d190d2dcae21a356a01bcae9eeef6d"
 
+color-convert@^1.9.0:
+  version "1.9.0"
+  resolved "https://registry.yarnpkg.com/color-convert/-/color-convert-1.9.0.tgz#1accf97dd739b983bf994d56fec8f95853641b7a"
+  dependencies:
+    color-name "^1.1.1"
+
+color-name@^1.1.1:
+  version "1.1.3"
+  resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.3.tgz#a7d0558bd89c42f795dd42328f740831ca53bc25"
+
 columnify@^1.5.4:
   version "1.5.4"
   resolved "https://registry.yarnpkg.com/columnify/-/columnify-1.5.4.tgz#4737ddf1c7b69a8a7c340570782e947eec8e78bb"
@@ -1332,47 +1379,46 @@ continuable-cache@^0.3.1:
   version "0.3.1"
   resolved "https://registry.yarnpkg.com/continuable-cache/-/continuable-cache-0.3.1.tgz#bd727a7faed77e71ff3985ac93351a912733ad0f"
 
-conventional-changelog-angular@^1.3.3:
-  version "1.3.3"
-  resolved "https://registry.yarnpkg.com/conventional-changelog-angular/-/conventional-changelog-angular-1.3.3.tgz#e7ce807a85dd4750e1b417f766045497511e0726"
+conventional-changelog-angular@^1.5.0:
+  version "1.5.0"
+  resolved "https://registry.yarnpkg.com/conventional-changelog-angular/-/conventional-changelog-angular-1.5.0.tgz#50b2d45008448455fdf67e06ea01972fbd08182a"
   dependencies:
     compare-func "^1.3.1"
-    github-url-from-git "^1.4.0"
     q "^1.4.1"
 
-conventional-changelog-atom@^0.1.0:
-  version "0.1.0"
-  resolved "https://registry.yarnpkg.com/conventional-changelog-atom/-/conventional-changelog-atom-0.1.0.tgz#67a47c66a42b2f8909ef1587c9989ae1de730b92"
+conventional-changelog-atom@^0.1.1:
+  version "0.1.1"
+  resolved "https://registry.yarnpkg.com/conventional-changelog-atom/-/conventional-changelog-atom-0.1.1.tgz#d40a9b297961b53c745e5d1718fd1a3379f6a92f"
   dependencies:
     q "^1.4.1"
 
-conventional-changelog-cli@^1.3.1:
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/conventional-changelog-cli/-/conventional-changelog-cli-1.3.1.tgz#1cd5a9dbae25ffb5ffe67afef1e136eaceefd2d5"
+conventional-changelog-cli@^1.3.2:
+  version "1.3.3"
+  resolved "https://registry.yarnpkg.com/conventional-changelog-cli/-/conventional-changelog-cli-1.3.3.tgz#ca38f229a27ec14036021b1786a48f5b8d48d7ff"
   dependencies:
     add-stream "^1.0.0"
-    conventional-changelog "^1.1.3"
+    conventional-changelog "^1.1.5"
     lodash "^4.1.0"
     meow "^3.7.0"
     tempfile "^1.1.1"
 
-conventional-changelog-codemirror@^0.1.0:
-  version "0.1.0"
-  resolved "https://registry.yarnpkg.com/conventional-changelog-codemirror/-/conventional-changelog-codemirror-0.1.0.tgz#7577a591dbf9b538e7a150a7ee62f65a2872b334"
+conventional-changelog-codemirror@^0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/conventional-changelog-codemirror/-/conventional-changelog-codemirror-0.2.0.tgz#3cc925955f3b14402827b15168049821972d9459"
   dependencies:
     q "^1.4.1"
 
-conventional-changelog-core@^1.8.0:
-  version "1.8.0"
-  resolved "https://registry.yarnpkg.com/conventional-changelog-core/-/conventional-changelog-core-1.8.0.tgz#977848b416caf15fb09f20b12a62d40ef145b957"
+conventional-changelog-core@^1.9.1:
+  version "1.9.1"
+  resolved "https://registry.yarnpkg.com/conventional-changelog-core/-/conventional-changelog-core-1.9.1.tgz#ddf767c405850dfc8df31726c80fa1a6a10bdc7b"
   dependencies:
-    conventional-changelog-writer "^1.1.0"
-    conventional-commits-parser "^1.0.0"
+    conventional-changelog-writer "^2.0.1"
+    conventional-commits-parser "^2.0.0"
     dateformat "^1.0.12"
     get-pkg-repo "^1.0.0"
     git-raw-commits "^1.2.0"
     git-remote-origin-url "^2.0.0"
-    git-semver-tags "^1.2.0"
+    git-semver-tags "^1.2.1"
     lodash "^4.0.0"
     normalize-package-data "^2.3.5"
     q "^1.4.1"
@@ -1380,21 +1426,21 @@ conventional-changelog-core@^1.8.0:
     read-pkg-up "^1.0.1"
     through2 "^2.0.0"
 
-conventional-changelog-ember@^0.2.5:
-  version "0.2.5"
-  resolved "https://registry.yarnpkg.com/conventional-changelog-ember/-/conventional-changelog-ember-0.2.5.tgz#ce21d5cf83cd5ebe05d23fdf232d8844f4b56a4f"
+conventional-changelog-ember@^0.2.7:
+  version "0.2.7"
+  resolved "https://registry.yarnpkg.com/conventional-changelog-ember/-/conventional-changelog-ember-0.2.7.tgz#c6aff35976284e7222649f81c62bd96ff3217bd2"
   dependencies:
     q "^1.4.1"
 
-conventional-changelog-eslint@^0.1.0:
-  version "0.1.0"
-  resolved "https://registry.yarnpkg.com/conventional-changelog-eslint/-/conventional-changelog-eslint-0.1.0.tgz#a52411e999e0501ce500b856b0a643d0330907e2"
+conventional-changelog-eslint@^0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/conventional-changelog-eslint/-/conventional-changelog-eslint-0.2.0.tgz#b4b9b5dc09417844d87c7bcfb16bdcc686c4b1c1"
   dependencies:
     q "^1.4.1"
 
-conventional-changelog-express@^0.1.0:
-  version "0.1.0"
-  resolved "https://registry.yarnpkg.com/conventional-changelog-express/-/conventional-changelog-express-0.1.0.tgz#55c6c841c811962036c037bdbd964a54ae310fce"
+conventional-changelog-express@^0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/conventional-changelog-express/-/conventional-changelog-express-0.2.0.tgz#8d666ad41b10ebf964a4602062ddd2e00deb518d"
   dependencies:
     q "^1.4.1"
 
@@ -1410,16 +1456,16 @@ conventional-changelog-jscs@^0.1.0:
   dependencies:
     q "^1.4.1"
 
-conventional-changelog-jshint@^0.1.0:
-  version "0.1.0"
-  resolved "https://registry.yarnpkg.com/conventional-changelog-jshint/-/conventional-changelog-jshint-0.1.0.tgz#00cab8e9a3317487abd94c4d84671342918d2a07"
+conventional-changelog-jshint@^0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/conventional-changelog-jshint/-/conventional-changelog-jshint-0.2.0.tgz#63ad7aec66cd1ae559bafe80348c4657a6eb1872"
   dependencies:
     compare-func "^1.3.1"
     q "^1.4.1"
 
-conventional-changelog-writer@^1.1.0:
-  version "1.4.1"
-  resolved "https://registry.yarnpkg.com/conventional-changelog-writer/-/conventional-changelog-writer-1.4.1.tgz#3f4cb4d003ebb56989d30d345893b52a43639c8e"
+conventional-changelog-writer@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/conventional-changelog-writer/-/conventional-changelog-writer-2.0.1.tgz#47c10d0faba526b78d194389d1e931d09ee62372"
   dependencies:
     compare-func "^1.3.1"
     conventional-commits-filter "^1.0.0"
@@ -1432,20 +1478,20 @@ conventional-changelog-writer@^1.1.0:
     split "^1.0.0"
     through2 "^2.0.0"
 
-conventional-changelog@^1.1.3:
-  version "1.1.3"
-  resolved "https://registry.yarnpkg.com/conventional-changelog/-/conventional-changelog-1.1.3.tgz#26283078ac38c094df2af1604b0a46bbc0165c4d"
-  dependencies:
-    conventional-changelog-angular "^1.3.3"
-    conventional-changelog-atom "^0.1.0"
-    conventional-changelog-codemirror "^0.1.0"
-    conventional-changelog-core "^1.8.0"
-    conventional-changelog-ember "^0.2.5"
-    conventional-changelog-eslint "^0.1.0"
-    conventional-changelog-express "^0.1.0"
+conventional-changelog@^1.1.5:
+  version "1.1.5"
+  resolved "https://registry.yarnpkg.com/conventional-changelog/-/conventional-changelog-1.1.5.tgz#4c46fb64b2986cab19888d8c4b87ca7c0e431bfd"
+  dependencies:
+    conventional-changelog-angular "^1.5.0"
+    conventional-changelog-atom "^0.1.1"
+    conventional-changelog-codemirror "^0.2.0"
+    conventional-changelog-core "^1.9.1"
+    conventional-changelog-ember "^0.2.7"
+    conventional-changelog-eslint "^0.2.0"
+    conventional-changelog-express "^0.2.0"
     conventional-changelog-jquery "^0.1.0"
     conventional-changelog-jscs "^0.1.0"
-    conventional-changelog-jshint "^0.1.0"
+    conventional-changelog-jshint "^0.2.0"
 
 conventional-commits-filter@^1.0.0:
   version "1.0.0"
@@ -1454,9 +1500,9 @@ conventional-commits-filter@^1.0.0:
     is-subset "^0.1.1"
     modify-values "^1.0.0"
 
-conventional-commits-parser@^1.0.0, conventional-commits-parser@^1.0.1:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/conventional-commits-parser/-/conventional-commits-parser-1.3.0.tgz#e327b53194e1a7ad5dc63479ee9099a52b024865"
+conventional-commits-parser@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/conventional-commits-parser/-/conventional-commits-parser-2.0.0.tgz#71d01910cb0a99aeb20c144e50f81f4df3178447"
   dependencies:
     JSONStream "^1.0.4"
     is-text-path "^1.0.0"
@@ -1466,15 +1512,15 @@ conventional-commits-parser@^1.0.0, conventional-commits-parser@^1.0.1:
     through2 "^2.0.0"
     trim-off-newlines "^1.0.0"
 
-conventional-recommended-bump@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/conventional-recommended-bump/-/conventional-recommended-bump-1.0.0.tgz#6d303a27837ae938b7c68c8ddeed34559b4b0789"
+conventional-recommended-bump@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/conventional-recommended-bump/-/conventional-recommended-bump-1.0.1.tgz#56b8ae553a8a1152fa069e767599e1f6948bd36c"
   dependencies:
     concat-stream "^1.4.10"
     conventional-commits-filter "^1.0.0"
-    conventional-commits-parser "^1.0.1"
+    conventional-commits-parser "^2.0.0"
     git-raw-commits "^1.2.0"
-    git-semver-tags "^1.2.0"
+    git-semver-tags "^1.2.1"
     meow "^3.3.0"
     object-assign "^4.0.1"
 
@@ -1673,6 +1719,10 @@ detect-indent@^4.0.0:
   dependencies:
     repeating "^2.0.0"
 
+detect-indent@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/detect-indent/-/detect-indent-5.0.0.tgz#3871cc0a6a002e8c3e5b3cf7f336264675f06b9d"
+
 detective@^4.0.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/detective/-/detective-4.5.0.tgz#6e5a8c6b26e6c7a254b1c6b6d7490d98ec91edd1"
@@ -1846,7 +1896,7 @@ entities@~1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/entities/-/entities-1.1.1.tgz#6e5c2d0a5621b5dadaecef80b90edfb5cd7772f0"
 
-error-ex@^1.2.0:
+error-ex@^1.2.0, error-ex@^1.3.1:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/error-ex/-/error-ex-1.3.1.tgz#f855a86ce61adc4e8621c3cda21e7a7612c3a8dc"
   dependencies:
@@ -2075,9 +2125,9 @@ execa@^0.5.0:
     signal-exit "^3.0.0"
     strip-eof "^1.0.0"
 
-execa@^0.6.3:
-  version "0.6.3"
-  resolved "https://registry.yarnpkg.com/execa/-/execa-0.6.3.tgz#57b69a594f081759c69e5370f0d17b9cb11658fe"
+execa@^0.8.0:
+  version "0.8.0"
+  resolved "https://registry.yarnpkg.com/execa/-/execa-0.8.0.tgz#d8d76bbc1b55217ed190fd6dd49d3c774ecfc8da"
   dependencies:
     cross-spawn "^5.0.1"
     get-stream "^3.0.0"
@@ -2117,10 +2167,12 @@ extend@^3.0.0, extend@~3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/extend/-/extend-3.0.0.tgz#5a474353b9f3353ddd8176dfd37b91c83a46f1d4"
 
-external-editor@^2.0.1:
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/external-editor/-/external-editor-2.0.1.tgz#4c597c6c88fa6410e41dbbaa7b1be2336aa31095"
+external-editor@^2.0.4:
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/external-editor/-/external-editor-2.0.4.tgz#1ed9199da9cbfe2ef2f7a31b2fde8b0d12368972"
   dependencies:
+    iconv-lite "^0.4.17"
+    jschardet "^1.4.2"
     tmp "^0.0.31"
 
 extglob@^0.3.1:
@@ -2255,21 +2307,13 @@ form-data@~2.1.1:
     combined-stream "^1.0.5"
     mime-types "^2.1.12"
 
-fs-extra@^2.0.0:
-  version "2.1.2"
-  resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-2.1.2.tgz#046c70163cef9aad46b0e4a7fa467fb22d71de35"
+fs-extra@^4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-4.0.1.tgz#7fc0c6c8957f983f57f306a24e5b9ddd8d0dd880"
   dependencies:
     graceful-fs "^4.1.2"
-    jsonfile "^2.1.0"
-
-fs-promise@^2.0.2:
-  version "2.0.2"
-  resolved "https://registry.yarnpkg.com/fs-promise/-/fs-promise-2.0.2.tgz#cfea45c80f46480a3fd176213fa22abc8c159521"
-  dependencies:
-    any-promise "^1.3.0"
-    fs-extra "^2.0.0"
-    mz "^2.6.0"
-    thenify-all "^1.6.0"
+    jsonfile "^3.0.0"
+    universalify "^0.1.0"
 
 fs-readdir-recursive@^1.0.0:
   version "1.0.0"
@@ -2307,7 +2351,7 @@ function-bind@^1.0.2, function-bind@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.0.tgz#16176714c801798e4e8f2cf7f7529467bb4a5771"
 
-gauge@~2.7.1:
+gauge@~2.7.1, gauge@~2.7.3:
   version "2.7.4"
   resolved "https://registry.yarnpkg.com/gauge/-/gauge-2.7.4.tgz#2c03405c7538c39d7eb37b317022e325fb018bf7"
   dependencies:
@@ -2348,9 +2392,9 @@ get-pkg-repo@^1.0.0:
     parse-github-repo-url "^1.3.0"
     through2 "^2.0.0"
 
-get-port@^3.1.0:
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/get-port/-/get-port-3.1.0.tgz#ef01b18a84ca6486970ff99e54446141a73ffd3e"
+get-port@^3.2.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/get-port/-/get-port-3.2.0.tgz#dd7ce7de187c06c8bf353796ac71e099f0980ebc"
 
 get-stdin@^4.0.1:
   version "4.0.1"
@@ -2394,9 +2438,9 @@ git-remote-origin-url@^2.0.0:
     gitconfiglocal "^1.0.0"
     pify "^2.3.0"
 
-git-semver-tags@^1.2.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/git-semver-tags/-/git-semver-tags-1.2.0.tgz#b31fd02c8ab578bd6c9b5cacca5e1c64c1177ac1"
+git-semver-tags@^1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/git-semver-tags/-/git-semver-tags-1.2.1.tgz#6ccd2a52e735b736748dc762444fcd9588e27490"
   dependencies:
     meow "^3.3.0"
     semver "^5.0.1"
@@ -2426,10 +2470,6 @@ github-slugger@1.1.1, github-slugger@^1.0.0, github-slugger@^1.1.1:
   dependencies:
     emoji-regex "^6.0.0"
 
-github-url-from-git@^1.4.0:
-  version "1.5.0"
-  resolved "https://registry.yarnpkg.com/github-url-from-git/-/github-url-from-git-1.5.0.tgz#f985fedcc0a9aa579dc88d7aff068d55cc6251a0"
-
 glob-base@^0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/glob-base/-/glob-base-0.3.0.tgz#dbb164f6221b1c0b1ccf82aea328b497df0ea3c4"
@@ -2443,7 +2483,7 @@ glob-parent@^2.0.0:
   dependencies:
     is-glob "^2.0.0"
 
-glob-parent@^3.0.0:
+glob-parent@^3.0.0, glob-parent@^3.1.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/glob-parent/-/glob-parent-3.1.0.tgz#9e6af6299d8d3bd2bd40430832bd113df906c5ae"
   dependencies:
@@ -2484,6 +2524,17 @@ glob@^5.0.15, glob@^5.0.3:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
+glob@^7.1.2:
+  version "7.1.2"
+  resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.2.tgz#c19c9df9a028702d678612384a6552404c636d15"
+  dependencies:
+    fs.realpath "^1.0.0"
+    inflight "^1.0.4"
+    inherits "2"
+    minimatch "^3.0.4"
+    once "^1.3.0"
+    path-is-absolute "^1.0.0"
+
 globals-docs@^2.3.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/globals-docs/-/globals-docs-2.3.0.tgz#dca4088af196f7800f4eba783eaeff335cb6759c"
@@ -2575,6 +2626,10 @@ has-flag@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-1.0.0.tgz#9d9e793165ce017a00f00418c43f942a7b1d11fa"
 
+has-flag@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-2.0.0.tgz#e8207af1cc7b30d446cc70b734b5e8be18f88d51"
+
 has-unicode@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/has-unicode/-/has-unicode-2.0.1.tgz#e0e6fe6a28cf51138855e086d1691e771de2a8b9"
@@ -2667,6 +2722,10 @@ http-signature@~1.1.0:
     jsprim "^1.2.2"
     sshpk "^1.7.0"
 
+iconv-lite@^0.4.17:
+  version "0.4.18"
+  resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.18.tgz#23d8656b16aae6742ac29732ea8f0336a4789cf2"
+
 ignore@^3.0.9, ignore@^3.2.0:
   version "3.3.3"
   resolved "https://registry.yarnpkg.com/ignore/-/ignore-3.3.3.tgz#432352e57accd87ab3110e82d3fea0e47812156d"
@@ -2714,22 +2773,23 @@ inquirer@^0.12.0:
     strip-ansi "^3.0.0"
     through "^2.3.6"
 
-inquirer@^3.0.6:
-  version "3.0.6"
-  resolved "https://registry.yarnpkg.com/inquirer/-/inquirer-3.0.6.tgz#e04aaa9d05b7a3cb9b0f407d04375f0447190347"
+inquirer@^3.2.2:
+  version "3.2.3"
+  resolved "https://registry.yarnpkg.com/inquirer/-/inquirer-3.2.3.tgz#1c7b1731cf77b934ec47d22c9ac5aa8fe7fbe095"
   dependencies:
-    ansi-escapes "^1.1.0"
-    chalk "^1.0.0"
+    ansi-escapes "^2.0.0"
+    chalk "^2.0.0"
     cli-cursor "^2.1.0"
     cli-width "^2.0.0"
-    external-editor "^2.0.1"
+    external-editor "^2.0.4"
     figures "^2.0.0"
     lodash "^4.3.0"
     mute-stream "0.0.7"
     run-async "^2.2.0"
-    rx "^4.1.0"
-    string-width "^2.0.0"
-    strip-ansi "^3.0.0"
+    rx-lite "^4.0.8"
+    rx-lite-aggregates "^4.0.8"
+    string-width "^2.1.0"
+    strip-ansi "^4.0.0"
     through "^2.3.6"
 
 interpret@^1.0.0:
@@ -2796,6 +2856,12 @@ is-callable@^1.1.1, is-callable@^1.1.3:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/is-callable/-/is-callable-1.1.3.tgz#86eb75392805ddc33af71c92a0eedf74ee7604b2"
 
+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-date-object@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/is-date-object/-/is-date-object-1.0.1.tgz#9aa20eb6aeebbff77fbd33e74ca01b33581d3a16"
@@ -3098,6 +3164,10 @@ jsbn@~0.1.0:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/jsbn/-/jsbn-0.1.1.tgz#a5e654c2e5a2deb5f201d96cefbca80c0ef2f513"
 
+jschardet@^1.4.2:
+  version "1.5.1"
+  resolved "https://registry.yarnpkg.com/jschardet/-/jschardet-1.5.1.tgz#c519f629f86b3a5bedba58a88d311309eec097f9"
+
 jsesc@^1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/jsesc/-/jsesc-1.3.0.tgz#46c3fec8c1892b12b0833db9bc7622176dbab34b"
@@ -3141,9 +3211,9 @@ json5@^0.5.0:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/json5/-/json5-0.5.1.tgz#1eade7acc012034ad84e2396767ead9fa5495821"
 
-jsonfile@^2.1.0:
-  version "2.4.0"
-  resolved "https://registry.yarnpkg.com/jsonfile/-/jsonfile-2.4.0.tgz#3736a2b428b87bbda0cc83b53fa3d633a35c2ae8"
+jsonfile@^3.0.0:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/jsonfile/-/jsonfile-3.0.1.tgz#a5ecc6f65f53f662c4415c7675a0331d0992ec66"
   optionalDependencies:
     graceful-fs "^4.1.6"
 
@@ -3203,43 +3273,45 @@ lcov-parse@0.0.10:
   resolved "https://registry.yarnpkg.com/lcov-parse/-/lcov-parse-0.0.10.tgz#1b0b8ff9ac9c7889250582b70b71315d9da6d9a3"
 
 lerna@^2.0.0-rc.4:
-  version "2.0.0-rc.4"
-  resolved "https://registry.yarnpkg.com/lerna/-/lerna-2.0.0-rc.4.tgz#567fc62c1d46190ce5f5ee0f654e0a9c9a63bdba"
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/lerna/-/lerna-2.1.2.tgz#b07eb7a4d7dd7d44a105262fef49b2229301c577"
   dependencies:
     async "^1.5.0"
-    chalk "^1.1.1"
+    chalk "^2.1.0"
     cmd-shim "^2.0.2"
     columnify "^1.5.4"
     command-join "^2.0.0"
-    conventional-changelog-cli "^1.3.1"
-    conventional-recommended-bump "^1.0.0"
+    conventional-changelog-cli "^1.3.2"
+    conventional-recommended-bump "^1.0.1"
     dedent "^0.7.0"
-    execa "^0.6.3"
+    execa "^0.8.0"
     find-up "^2.1.0"
-    fs-promise "^2.0.2"
-    get-port "^3.1.0"
-    glob "^7.0.6"
+    fs-extra "^4.0.1"
+    get-port "^3.2.0"
+    glob "^7.1.2"
+    glob-parent "^3.1.0"
     globby "^6.1.0"
     graceful-fs "^4.1.11"
-    inquirer "^3.0.6"
-    load-json-file "^2.0.0"
+    inquirer "^3.2.2"
+    is-ci "^1.0.10"
+    load-json-file "^3.0.0"
     lodash "^4.17.4"
-    minimatch "^3.0.0"
-    npmlog "^4.0.2"
+    minimatch "^3.0.4"
+    npmlog "^4.1.2"
     p-finally "^1.0.0"
     path-exists "^3.0.0"
     read-cmd-shim "^1.0.1"
     read-pkg "^2.0.0"
     rimraf "^2.6.1"
-    safe-buffer "^5.0.1"
-    semver "^5.1.0"
+    safe-buffer "^5.1.1"
+    semver "^5.4.1"
     signal-exit "^3.0.2"
     strong-log-transformer "^1.0.6"
-    temp-write "^3.2.0"
-    write-file-atomic "^1.3.3"
-    write-json-file "^2.0.0"
-    write-pkg "^2.1.0"
-    yargs "^7.1.0"
+    temp-write "^3.3.0"
+    write-file-atomic "^2.3.0"
+    write-json-file "^2.2.0"
+    write-pkg "^3.1.0"
+    yargs "^8.0.2"
 
 levn@^0.3.0, levn@~0.3.0:
   version "0.3.0"
@@ -3271,6 +3343,15 @@ load-json-file@^2.0.0:
     pify "^2.0.0"
     strip-bom "^3.0.0"
 
+load-json-file@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/load-json-file/-/load-json-file-3.0.0.tgz#7eb3735d983a7ed2262ade4ff769af5369c5c440"
+  dependencies:
+    graceful-fs "^4.1.2"
+    parse-json "^3.0.0"
+    pify "^2.0.0"
+    strip-bom "^3.0.0"
+
 locate-path@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/locate-path/-/locate-path-2.0.0.tgz#2b568b265eec944c6d9c0de9c3dbbbca0354cd8e"
@@ -3392,6 +3473,12 @@ lru-cache@^4.0.1:
     pseudomap "^1.0.1"
     yallist "^2.0.0"
 
+make-dir@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/make-dir/-/make-dir-1.0.0.tgz#97a011751e91dd87cfadef58832ebb04936de978"
+  dependencies:
+    pify "^2.3.0"
+
 make-error@^1.1.1:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/make-error/-/make-error-1.3.0.tgz#52ad3a339ccf10ce62b4040b708fe707244b8b96"
@@ -3552,6 +3639,12 @@ mimic-fn@^1.0.0:
   dependencies:
     brace-expansion "^1.0.0"
 
+minimatch@^3.0.4:
+  version "3.0.4"
+  resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.0.4.tgz#5166e286457f03306064be5497e8dbb0c3d32083"
+  dependencies:
+    brace-expansion "^1.1.7"
+
 minimist@0.0.8, minimist@~0.0.1:
   version "0.0.8"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.8.tgz#857fcabfc3397d2625b8228262e86aa7a011b05d"
@@ -3633,14 +3726,6 @@ mute-stream@0.0.7:
   version "0.0.7"
   resolved "https://registry.yarnpkg.com/mute-stream/-/mute-stream-0.0.7.tgz#3075ce93bc21b8fab43e1bc4da7e8115ed1e7bab"
 
-mz@^2.6.0:
-  version "2.6.0"
-  resolved "https://registry.yarnpkg.com/mz/-/mz-2.6.0.tgz#c8b8521d958df0a4f2768025db69c719ee4ef1ce"
-  dependencies:
-    any-promise "^1.0.0"
-    object-assign "^4.0.1"
-    thenify-all "^1.0.0"
-
 nan@^2.3.0:
   version "2.6.2"
   resolved "https://registry.yarnpkg.com/nan/-/nan-2.6.2.tgz#e4ff34e6c95fdfb5aecc08de6596f43605a7db45"
@@ -3708,6 +3793,15 @@ npmlog@^4.0.2:
     gauge "~2.7.1"
     set-blocking "~2.0.0"
 
+npmlog@^4.1.2:
+  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"
@@ -3912,6 +4006,12 @@ parse-json@^2.2.0:
   dependencies:
     error-ex "^1.2.0"
 
+parse-json@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/parse-json/-/parse-json-3.0.0.tgz#fa6f47b18e23826ead32f263e744d0e1e847fb13"
+  dependencies:
+    error-ex "^1.3.1"
+
 parse-url@^1.3.0:
   version "1.3.7"
   resolved "https://registry.yarnpkg.com/parse-url/-/parse-url-1.3.7.tgz#636cb6e32b88255c704e30ab4349676703267af8"
@@ -4482,26 +4582,40 @@ run-parallel@^1.1.2:
   version "1.1.6"
   resolved "https://registry.yarnpkg.com/run-parallel/-/run-parallel-1.1.6.tgz#29003c9a2163e01e2d2dfc90575f2c6c1d61a039"
 
+rx-lite-aggregates@^4.0.8:
+  version "4.0.8"
+  resolved "https://registry.yarnpkg.com/rx-lite-aggregates/-/rx-lite-aggregates-4.0.8.tgz#753b87a89a11c95467c4ac1626c4efc4e05c67be"
+  dependencies:
+    rx-lite "*"
+
+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"
+
 rx-lite@^3.1.2:
   version "3.1.2"
   resolved "https://registry.yarnpkg.com/rx-lite/-/rx-lite-3.1.2.tgz#19ce502ca572665f3b647b10939f97fd1615f102"
 
-rx@^4.1.0:
-  version "4.1.0"
-  resolved "https://registry.yarnpkg.com/rx/-/rx-4.1.0.tgz#a5f13ff79ef3b740fe30aa803fb09f98805d4782"
-
 safe-buffer@^5.0.1:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.0.1.tgz#d263ca54696cd8a306b5ca6551e92de57918fbe7"
 
+safe-buffer@^5.1.1:
+  version "5.1.1"
+  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.1.tgz#893312af69b2123def71f57889001671eeb2c853"
+
 safe-json-parse@~1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/safe-json-parse/-/safe-json-parse-1.0.1.tgz#3e76723e38dfdda13c9b1d29a1e07ffee4b30b57"
 
-"semver@2 || 3 || 4 || 5", semver@^5.0.1, semver@^5.1.0, semver@^5.3.0:
+"semver@2 || 3 || 4 || 5", semver@^5.3.0:
   version "5.3.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.3.0.tgz#9b2ce5d3de02d17c6012ad326aa6b4d0cf54f94f"
 
+semver@^5.0.1, semver@^5.4.1:
+  version "5.4.1"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-5.4.1.tgz#e059c09d8571f0540823733433505d3a2f00b18e"
+
 set-blocking@^2.0.0, set-blocking@~2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/set-blocking/-/set-blocking-2.0.0.tgz#045f9782d011ae9a6803ddd382b24392b3d890f7"
@@ -4558,12 +4672,18 @@ sntp@1.x.x:
   dependencies:
     hoek "2.x.x"
 
-sort-keys@^1.1.1, sort-keys@^1.1.2:
+sort-keys@^1.1.1:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/sort-keys/-/sort-keys-1.1.2.tgz#441b6d4d346798f1b4e49e8920adfba0e543f9ad"
   dependencies:
     is-plain-obj "^1.0.0"
 
+sort-keys@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/sort-keys/-/sort-keys-2.0.0.tgz#658535584861ec97d730d6cf41822e1f56684128"
+  dependencies:
+    is-plain-obj "^1.0.0"
+
 source-map-support@^0.4.0, source-map-support@^0.4.2:
   version "0.4.15"
   resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.4.15.tgz#03202df65c06d2bd8c7ec2362a193056fef8d3b1"
@@ -4710,6 +4830,13 @@ string-width@^2.0.0:
     is-fullwidth-code-point "^2.0.0"
     strip-ansi "^3.0.0"
 
+string-width@^2.1.0:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/string-width/-/string-width-2.1.1.tgz#ab93f27a8dc13d28cac815c462143a6d9012ae9e"
+  dependencies:
+    is-fullwidth-code-point "^2.0.0"
+    strip-ansi "^4.0.0"
+
 string_decoder@0.10, string_decoder@~0.10.x:
   version "0.10.31"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-0.10.31.tgz#62e203bc41766c6c28c9fc84301dab1c5310fa94"
@@ -4734,6 +4861,12 @@ strip-ansi@^3.0.0, strip-ansi@^3.0.1:
   dependencies:
     ansi-regex "^2.0.0"
 
+strip-ansi@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-4.0.0.tgz#a8479022eb1ac368a871389b635262c505ee368f"
+  dependencies:
+    ansi-regex "^3.0.0"
+
 strip-bom-stream@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/strip-bom-stream/-/strip-bom-stream-1.0.0.tgz#e7144398577d51a6bed0fa1994fa05f43fd988ee"
@@ -4801,6 +4934,12 @@ supports-color@^3.1.0, supports-color@^3.1.2:
   dependencies:
     has-flag "^1.0.0"
 
+supports-color@^4.0.0:
+  version "4.4.0"
+  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-4.4.0.tgz#883f7ddabc165142b2a61427f3352ded195d1a3e"
+  dependencies:
+    has-flag "^2.0.0"
+
 table@^3.7.8:
   version "3.8.3"
   resolved "https://registry.yarnpkg.com/table/-/table-3.8.3.tgz#2bbc542f0fda9861a755d3947fefd8b3f513855f"
@@ -4837,13 +4976,13 @@ temp-dir@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/temp-dir/-/temp-dir-1.0.0.tgz#0a7c0ea26d3a39afa7e0ebea9c1fc0bc4daa011d"
 
-temp-write@^3.2.0:
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/temp-write/-/temp-write-3.2.0.tgz#9de5c847b952918ad2be13433da25772cfed5241"
+temp-write@^3.3.0:
+  version "3.3.0"
+  resolved "https://registry.yarnpkg.com/temp-write/-/temp-write-3.3.0.tgz#c1a96de2b36061342eae81f44ff001aec8f615a9"
   dependencies:
     graceful-fs "^4.1.2"
     is-stream "^1.1.0"
-    mkdirp "^0.5.0"
+    make-dir "^1.0.0"
     pify "^2.2.0"
     temp-dir "^1.0.0"
     uuid "^3.0.1"
@@ -4883,18 +5022,6 @@ text-table@~0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/text-table/-/text-table-0.2.0.tgz#7f5ee823ae805207c00af2df4a84ec3fcfa570b4"
 
-thenify-all@^1.0.0, thenify-all@^1.6.0:
-  version "1.6.0"
-  resolved "https://registry.yarnpkg.com/thenify-all/-/thenify-all-1.6.0.tgz#1a1918d402d8fc3f98fbf234db0bcc8cc10e9726"
-  dependencies:
-    thenify ">= 3.1.0 < 4"
-
-"thenify@>= 3.1.0 < 4":
-  version "3.2.1"
-  resolved "https://registry.yarnpkg.com/thenify/-/thenify-3.2.1.tgz#251fd1c80aff6e5cf57cb179ab1fcb724269bd11"
-  dependencies:
-    any-promise "^1.0.0"
-
 through2-filter@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/through2-filter/-/through2-filter-2.0.0.tgz#60bc55a0dacb76085db1f9dae99ab43f83d622ec"
@@ -5130,6 +5257,10 @@ unist-util-visit@^1.0.0, unist-util-visit@^1.0.1, unist-util-visit@^1.1.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/unist-util-visit/-/unist-util-visit-1.1.1.tgz#e917a3b137658b335cb4420c7da2e74d928e4e94"
 
+universalify@^0.1.0:
+  version "0.1.1"
+  resolved "https://registry.yarnpkg.com/universalify/-/universalify-0.1.1.tgz#fa71badd4437af4c148841e3b3b165f9e9e590b7"
+
 user-home@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/user-home/-/user-home-1.1.1.tgz#2b5be23a32b63a7c9deb8d0f28d485724a3df190"
@@ -5305,7 +5436,7 @@ wrappy@1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/wrappy/-/wrappy-1.0.2.tgz#b5243d8f3ec1aa35f1364605bc0d1036e30ab69f"
 
-write-file-atomic@^1.1.2, write-file-atomic@^1.1.4, write-file-atomic@^1.3.3:
+write-file-atomic@^1.1.4:
   version "1.3.4"
   resolved "https://registry.yarnpkg.com/write-file-atomic/-/write-file-atomic-1.3.4.tgz#f807a4f0b1d9e913ae7a48112e6cc3af1991b45f"
   dependencies:
@@ -5313,22 +5444,31 @@ write-file-atomic@^1.1.2, write-file-atomic@^1.1.4, write-file-atomic@^1.3.3:
     imurmurhash "^0.1.4"
     slide "^1.1.5"
 
-write-json-file@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/write-json-file/-/write-json-file-2.0.0.tgz#0eaec981fcf9288dbc2806cbd26e06ab9bdca4ed"
+write-file-atomic@^2.0.0, write-file-atomic@^2.3.0:
+  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"
+    signal-exit "^3.0.2"
+
+write-json-file@^2.2.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/write-json-file/-/write-json-file-2.2.0.tgz#51862506bbb3b619eefab7859f1fd6c6d0530876"
   dependencies:
+    detect-indent "^5.0.0"
     graceful-fs "^4.1.2"
-    mkdirp "^0.5.1"
+    make-dir "^1.0.0"
     pify "^2.0.0"
     sort-keys "^1.1.1"
-    write-file-atomic "^1.1.2"
+    write-file-atomic "^2.0.0"
 
-write-pkg@^2.1.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/write-pkg/-/write-pkg-2.1.0.tgz#353aa44c39c48c21440f5c08ce6abd46141c9c08"
+write-pkg@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/write-pkg/-/write-pkg-3.1.0.tgz#030a9994cc9993d25b4e75a9f1a1923607291ce9"
   dependencies:
-    sort-keys "^1.1.2"
-    write-json-file "^2.0.0"
+    sort-keys "^2.0.0"
+    write-json-file "^2.2.0"
 
 write@^0.2.1:
   version "0.2.1"
@@ -5392,27 +5532,27 @@ yargs@^6.0.0:
     y18n "^3.2.1"
     yargs-parser "^4.2.0"
 
-yargs@^7.1.0:
-  version "7.1.0"
-  resolved "https://registry.yarnpkg.com/yargs/-/yargs-7.1.0.tgz#6ba318eb16961727f5d284f8ea003e8d6154d0c8"
+yargs@^8.0.1:
+  version "8.0.1"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-8.0.1.tgz#420ef75e840c1457a80adcca9bc6fa3849de51aa"
   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 "^5.0.0"
+    yargs-parser "^7.0.0"
 
-yargs@^8.0.1:
-  version "8.0.1"
-  resolved "https://registry.yarnpkg.com/yargs/-/yargs-8.0.1.tgz#420ef75e840c1457a80adcca9bc6fa3849de51aa"
+yargs@^8.0.2:
+  version "8.0.2"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-8.0.2.tgz#6299a9055b1cefc969ff7e79c1d918dceb22c360"
   dependencies:
     camelcase "^4.1.0"
     cliui "^3.2.0"