diff --git a/package.json b/package.json
index 06c2797..de40e0f 100644
--- a/package.json
+++ b/package.json
@@ -12,14 +12,14 @@
   "license": "ISC",
   "dependencies": {
     "humps": "^2.0.0",
-    "yeoman-generator": "^1.0.1"
+    "yeoman-generator": "^1.1.1"
   },
   "scripts": {
     "test": "jest",
     "test:watch": "yarn jest -- --watch --notify"
   },
   "devDependencies": {
-    "jest": "^19.0.2",
+    "jest": "^20.0.0",
     "yeoman-assert": "^3.0.0",
     "yeoman-test": "^1.6.0"
   },
diff --git a/yarn.lock b/yarn.lock
index cb71b9a..28ec584 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -148,7 +148,7 @@ ast-query@^2.0.0:
     lodash "^4.6.1"
     traverse "^0.6.6"
 
-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"
 
@@ -225,13 +225,13 @@ babel-helpers@^6.22.0:
     babel-runtime "^6.22.0"
     babel-template "^6.22.0"
 
-babel-jest@^19.0.0:
-  version "19.0.0"
-  resolved "https://registry.yarnpkg.com/babel-jest/-/babel-jest-19.0.0.tgz#59323ced99a3a84d359da219ca881074ffc6ce3f"
+babel-jest@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/babel-jest/-/babel-jest-20.0.0.tgz#05ae371102ee8e30c9d61ffdf3f61c738a87741f"
   dependencies:
     babel-core "^6.0.0"
     babel-plugin-istanbul "^4.0.0"
-    babel-preset-jest "^19.0.0"
+    babel-preset-jest "^20.0.0"
 
 babel-messages@^6.22.0:
   version "6.22.0"
@@ -247,15 +247,15 @@ babel-plugin-istanbul@^4.0.0:
     istanbul-lib-instrument "^1.7.1"
     test-exclude "^4.1.0"
 
-babel-plugin-jest-hoist@^19.0.0:
-  version "19.0.0"
-  resolved "https://registry.yarnpkg.com/babel-plugin-jest-hoist/-/babel-plugin-jest-hoist-19.0.0.tgz#4ae2a04ea612a6e73651f3fde52c178991304bea"
+babel-plugin-jest-hoist@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-jest-hoist/-/babel-plugin-jest-hoist-20.0.0.tgz#d2afe94fa6aea3b8bfa5d61d8028f633c898d86d"
 
-babel-preset-jest@^19.0.0:
-  version "19.0.0"
-  resolved "https://registry.yarnpkg.com/babel-preset-jest/-/babel-preset-jest-19.0.0.tgz#22d67201d02324a195811288eb38294bb3cac396"
+babel-preset-jest@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/babel-preset-jest/-/babel-preset-jest-20.0.0.tgz#16b992c9351c2525e87a19fd36ba14e47df51bad"
   dependencies:
-    babel-plugin-jest-hoist "^19.0.0"
+    babel-plugin-jest-hoist "^20.0.0"
 
 babel-register@^6.22.0:
   version "6.22.0"
@@ -416,7 +416,7 @@ center-align@^0.1.1:
     align-text "^0.1.3"
     lazy-cache "^1.0.3"
 
-chalk@^1.0.0, chalk@^1.1.0, chalk@^1.1.1, chalk@^1.1.3:
+chalk@^1.0.0, chalk@^1.1.0, chalk@^1.1.3:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/chalk/-/chalk-1.1.3.tgz#a8115c55e4a702fe4d150abd3872822a7e09fc98"
   dependencies:
@@ -554,6 +554,10 @@ convert-source-map@^1.1.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/convert-source-map/-/convert-source-map-1.3.0.tgz#e9f3e9c6e2728efc2676696a70eb382f73106a67"
 
+convert-source-map@^1.4.0:
+  version "1.5.0"
+  resolved "https://registry.yarnpkg.com/convert-source-map/-/convert-source-map-1.5.0.tgz#9acd70851c6d5dfdd93d9282e5edf94a03ff46b5"
+
 core-js@^2.4.0:
   version "2.4.1"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.4.1.tgz#4de911e667b0eae9124e34254b53aea6fc618d3e"
@@ -562,7 +566,7 @@ 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"
 
-create-error-class@^3.0.1:
+create-error-class@^3.0.0, create-error-class@^3.0.1:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/create-error-class/-/create-error-class-3.0.2.tgz#06be7abef947a3f14a30fd610671d401bca8b7b6"
   dependencies:
@@ -575,6 +579,14 @@ cross-spawn@^4.0.0:
     lru-cache "^4.0.1"
     which "^1.2.9"
 
+cross-spawn@^5.0.1:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-5.1.0.tgz#e8bd0efee58fcff6f8f94510a0a554bbfa235449"
+  dependencies:
+    lru-cache "^4.0.1"
+    shebang-command "^1.2.0"
+    which "^1.2.9"
+
 cryptiles@2.x.x:
   version "2.0.5"
   resolved "https://registry.yarnpkg.com/cryptiles/-/cryptiles-2.0.5.tgz#3bdfecdc608147c1c67202fa291e7dca59eaa3b8"
@@ -616,6 +628,10 @@ dargs@^4.0.0:
   dependencies:
     number-is-nan "^1.0.0"
 
+dargs@^5.1.0:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/dargs/-/dargs-5.1.0.tgz#ec7ea50c78564cd36c9d5ec18f66329fade27829"
+
 dashdash@^1.12.0:
   version "1.14.1"
   resolved "https://registry.yarnpkg.com/dashdash/-/dashdash-1.14.1.tgz#853cfa0f7cbe2fed5de20326b8dd581035f6e2f0"
@@ -629,12 +645,22 @@ dateformat@^1.0.11:
     get-stdin "^4.0.1"
     meow "^3.3.0"
 
+dateformat@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/dateformat/-/dateformat-2.0.0.tgz#2743e3abb5c3fc2462e527dca445e04e9f4dee17"
+
 debug@^2.0.0, debug@^2.1.0, debug@^2.1.1, debug@^2.2.0:
   version "2.6.0"
   resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.0.tgz#bc596bcabe7617f11d9fa15361eded5608b8499b"
   dependencies:
     ms "0.7.2"
 
+debug@^2.6.3:
+  version "2.6.6"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.6.tgz#a9fa6fbe9ca43cf1e79f73b75c0189cbb7d6db5a"
+  dependencies:
+    ms "0.7.3"
+
 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"
@@ -678,7 +704,7 @@ diff@^2.1.2:
   version "2.2.3"
   resolved "https://registry.yarnpkg.com/diff/-/diff-2.2.3.tgz#60eafd0d28ee906e4e8ff0a52c1229521033bf99"
 
-diff@^3.0.0:
+diff@^3.2.0:
   version "3.2.0"
   resolved "https://registry.yarnpkg.com/diff/-/diff-3.2.0.tgz#c9ce393a4b7cbd0b058a725c93df299027868ff9"
 
@@ -718,6 +744,10 @@ duplexer2@^0.1.4:
   dependencies:
     readable-stream "^2.0.2"
 
+duplexer3@^0.1.4:
+  version "0.1.4"
+  resolved "https://registry.yarnpkg.com/duplexer3/-/duplexer3-0.1.4.tgz#ee01dd1cac0ed3cbc7fdbea37dc0a8f1ce002ce2"
+
 ecc-jsbn@~0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/ecc-jsbn/-/ecc-jsbn-0.1.1.tgz#0fc73a9ed5f0d53c38193398523ef7e543777505"
@@ -892,7 +922,7 @@ find-up@^1.0.0:
     path-exists "^2.0.0"
     pinkie-promise "^2.0.0"
 
-find-up@^2.1.0:
+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:
@@ -944,6 +974,10 @@ get-stdin@^4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/get-stdin/-/get-stdin-4.0.1.tgz#b968c6b0a04384324902e8bf1a5df32579a450fe"
 
+get-stream@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/get-stream/-/get-stream-3.0.0.tgz#8e943d1358dc37555054ecbe2edb05aa174ede14"
+
 getpass@^0.1.1:
   version "0.1.6"
   resolved "https://registry.yarnpkg.com/getpass/-/getpass-0.1.6.tgz#283ffd9fc1256840875311c1b60e8c40187110e6"
@@ -958,6 +992,13 @@ gh-got@^2.2.0:
     object-assign "^4.0.1"
     pinkie-promise "^2.0.0"
 
+gh-got@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/gh-got/-/gh-got-5.0.0.tgz#ee95be37106fd8748a96f8d1db4baea89e1bfa8a"
+  dependencies:
+    got "^6.2.0"
+    is-plain-obj "^1.1.0"
+
 github-username@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/github-username/-/github-username-2.1.0.tgz#200e5a104af42ba08a54096c708d4b6ec2fa256b"
@@ -965,6 +1006,12 @@ github-username@^2.0.0:
     gh-got "^2.2.0"
     meow "^3.5.0"
 
+github-username@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/github-username/-/github-username-3.0.0.tgz#0a772219b3130743429f2456d0bdd3db55dce7b1"
+  dependencies:
+    gh-got "^5.0.0"
+
 glob-base@^0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/glob-base/-/glob-base-0.3.0.tgz#dbb164f6221b1c0b1ccf82aea328b497df0ea3c4"
@@ -988,7 +1035,7 @@ glob@^6.0.1:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
-glob@^7.0.0, glob@^7.0.3, glob@^7.0.5:
+glob@^7.0.0, glob@^7.0.3, glob@^7.0.5, glob@^7.1.1:
   version "7.1.1"
   resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.1.tgz#805211df04faaf1c63a3600306cdf5ade50b2ec8"
   dependencies:
@@ -1044,7 +1091,23 @@ got@^5.2.0:
     unzip-response "^1.0.2"
     url-parse-lax "^1.0.0"
 
-graceful-fs@^4.1.2, graceful-fs@^4.1.6:
+got@^6.2.0:
+  version "6.7.1"
+  resolved "https://registry.yarnpkg.com/got/-/got-6.7.1.tgz#240cd05785a9a18e561dc1b44b41c763ef1e8db0"
+  dependencies:
+    create-error-class "^3.0.0"
+    duplexer3 "^0.1.4"
+    get-stream "^3.0.0"
+    is-redirect "^1.0.0"
+    is-retry-allowed "^1.0.0"
+    is-stream "^1.0.0"
+    lowercase-keys "^1.0.0"
+    safe-buffer "^5.0.1"
+    timed-out "^4.0.0"
+    unzip-response "^2.0.1"
+    url-parse-lax "^1.0.0"
+
+graceful-fs@^4.1.11, graceful-fs@^4.1.2:
   version "4.1.11"
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.1.11.tgz#0e8bdfe4d1ddb8854d64e04ea7c00e2a026e5658"
 
@@ -1227,7 +1290,7 @@ is-builtin-module@^1.0.0:
   dependencies:
     builtin-modules "^1.0.0"
 
-is-ci@^1.0.9:
+is-ci@^1.0.10:
   version "1.0.10"
   resolved "https://registry.yarnpkg.com/is-ci/-/is-ci-1.0.10.tgz#f739336b2632365061a9d48270cd56ae3369318e"
   dependencies:
@@ -1275,6 +1338,10 @@ is-number@^2.0.2, is-number@^2.1.0:
   dependencies:
     kind-of "^3.0.2"
 
+is-plain-obj@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/is-plain-obj/-/is-plain-obj-1.1.0.tgz#71a50c8429dfca773c92a390a4a03b39fcd51d3e"
+
 is-posix-bracket@^0.1.0:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/is-posix-bracket/-/is-posix-bracket-0.1.1.tgz#3334dc79774368e92f016e6fbc0a88f5cd6e6bc4"
@@ -1329,23 +1396,23 @@ isstream@~0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/isstream/-/isstream-0.1.2.tgz#47e63f7af55afa6f92e1500e690eb8b8529c099a"
 
-istanbul-api@^1.1.0-alpha.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/istanbul-api/-/istanbul-api-1.1.1.tgz#d36e2f1560d1a43ce304c4ff7338182de61c8f73"
+istanbul-api@^1.1.1:
+  version "1.1.8"
+  resolved "https://registry.yarnpkg.com/istanbul-api/-/istanbul-api-1.1.8.tgz#a844e55c6f9aeee292e7f42942196f60b23dc93e"
   dependencies:
     async "^2.1.4"
     fileset "^2.0.2"
-    istanbul-lib-coverage "^1.0.0"
-    istanbul-lib-hook "^1.0.0"
-    istanbul-lib-instrument "^1.3.0"
-    istanbul-lib-report "^1.0.0-alpha.3"
-    istanbul-lib-source-maps "^1.1.0"
-    istanbul-reports "^1.0.0"
+    istanbul-lib-coverage "^1.1.0"
+    istanbul-lib-hook "^1.0.6"
+    istanbul-lib-instrument "^1.7.1"
+    istanbul-lib-report "^1.1.0"
+    istanbul-lib-source-maps "^1.2.0"
+    istanbul-reports "^1.1.0"
     js-yaml "^3.7.0"
     mkdirp "^0.5.1"
     once "^1.4.0"
 
-istanbul-lib-coverage@^1.0.0, istanbul-lib-coverage@^1.0.0-alpha, istanbul-lib-coverage@^1.0.0-alpha.0:
+istanbul-lib-coverage@^1.0.0-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"
 
@@ -1353,25 +1420,13 @@ istanbul-lib-coverage@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/istanbul-lib-coverage/-/istanbul-lib-coverage-1.1.0.tgz#caca19decaef3525b5d6331d701f3f3b7ad48528"
 
-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-hook@^1.0.6:
+  version "1.0.6"
+  resolved "https://registry.yarnpkg.com/istanbul-lib-hook/-/istanbul-lib-hook-1.0.6.tgz#c0866d1e81cf2d5319249510131fc16dee49231f"
   dependencies:
     append-transform "^0.4.0"
 
-istanbul-lib-instrument@^1.1.1, istanbul-lib-instrument@^1.3.0:
-  version "1.4.2"
-  resolved "https://registry.yarnpkg.com/istanbul-lib-instrument/-/istanbul-lib-instrument-1.4.2.tgz#0e2fdfac93c1dabf2e31578637dc78a19089f43e"
-  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"
-    semver "^5.3.0"
-
-istanbul-lib-instrument@^1.7.1:
+istanbul-lib-instrument@^1.4.2, istanbul-lib-instrument@^1.7.1:
   version "1.7.1"
   resolved "https://registry.yarnpkg.com/istanbul-lib-instrument/-/istanbul-lib-instrument-1.7.1.tgz#169e31bc62c778851a99439dd99c3cc12184d360"
   dependencies:
@@ -1383,15 +1438,13 @@ istanbul-lib-instrument@^1.7.1:
     istanbul-lib-coverage "^1.1.0"
     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@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/istanbul-lib-report/-/istanbul-lib-report-1.1.0.tgz#444c4ecca9afa93cf584f56b10f195bf768c0770"
   dependencies:
-    async "^1.4.2"
-    istanbul-lib-coverage "^1.0.0-alpha"
+    istanbul-lib-coverage "^1.1.0"
     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:
@@ -1403,9 +1456,19 @@ istanbul-lib-source-maps@^1.1.0:
     rimraf "^2.4.4"
     source-map "^0.5.3"
 
-istanbul-reports@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/istanbul-reports/-/istanbul-reports-1.0.0.tgz#24b4eb2b1d29d50f103b369bd422f6e640aa0777"
+istanbul-lib-source-maps@^1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/istanbul-lib-source-maps/-/istanbul-lib-source-maps-1.2.0.tgz#8c7706d497e26feeb6af3e0c28fd5b0669598d0e"
+  dependencies:
+    debug "^2.6.3"
+    istanbul-lib-coverage "^1.1.0"
+    mkdirp "^0.5.1"
+    rimraf "^2.6.1"
+    source-map "^0.5.3"
+
+istanbul-reports@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/istanbul-reports/-/istanbul-reports-1.1.0.tgz#1ef3b795889219cfb5fad16365f6ce108d5f8c66"
   dependencies:
     handlebars "^4.0.3"
 
@@ -1417,207 +1480,215 @@ istextorbinary@^2.1.0:
     editions "^1.1.1"
     textextensions "1 || 2"
 
-jest-changed-files@^19.0.2:
-  version "19.0.2"
-  resolved "https://registry.yarnpkg.com/jest-changed-files/-/jest-changed-files-19.0.2.tgz#16c54c84c3270be408e06d2e8af3f3e37a885824"
+jest-changed-files@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest-changed-files/-/jest-changed-files-20.0.0.tgz#2ad82870a815b40ce3f4bf4555581d387b21022c"
 
-jest-cli@^19.0.2:
-  version "19.0.2"
-  resolved "https://registry.yarnpkg.com/jest-cli/-/jest-cli-19.0.2.tgz#cc3620b62acac5f2d93a548cb6ef697d4ec85443"
+jest-cli@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest-cli/-/jest-cli-20.0.0.tgz#72664e0723bd099a0bade5bd4bf960fd54876069"
   dependencies:
     ansi-escapes "^1.4.0"
     callsites "^2.0.0"
-    chalk "^1.1.1"
-    graceful-fs "^4.1.6"
-    is-ci "^1.0.9"
-    istanbul-api "^1.1.0-alpha.1"
-    istanbul-lib-coverage "^1.0.0"
-    istanbul-lib-instrument "^1.1.1"
-    jest-changed-files "^19.0.2"
-    jest-config "^19.0.2"
-    jest-environment-jsdom "^19.0.2"
-    jest-haste-map "^19.0.0"
-    jest-jasmine2 "^19.0.2"
-    jest-message-util "^19.0.0"
-    jest-regex-util "^19.0.0"
-    jest-resolve-dependencies "^19.0.0"
-    jest-runtime "^19.0.2"
-    jest-snapshot "^19.0.2"
-    jest-util "^19.0.2"
+    chalk "^1.1.3"
+    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 "^20.0.0"
+    jest-config "^20.0.0"
+    jest-docblock "^20.0.0"
+    jest-environment-jsdom "^20.0.0"
+    jest-haste-map "^20.0.0"
+    jest-jasmine2 "^20.0.0"
+    jest-message-util "^20.0.0"
+    jest-regex-util "^20.0.0"
+    jest-resolve-dependencies "^20.0.0"
+    jest-runtime "^20.0.0"
+    jest-snapshot "^20.0.0"
+    jest-util "^20.0.0"
     micromatch "^2.3.11"
-    node-notifier "^5.0.1"
+    node-notifier "^5.0.2"
+    pify "^2.3.0"
     slash "^1.0.0"
     string-length "^1.0.1"
     throat "^3.0.0"
-    which "^1.1.1"
+    which "^1.2.12"
     worker-farm "^1.3.1"
-    yargs "^6.3.0"
+    yargs "^7.0.2"
 
-jest-config@^19.0.2:
-  version "19.0.4"
-  resolved "https://registry.yarnpkg.com/jest-config/-/jest-config-19.0.4.tgz#42980211d46417e91ca7abffd086c270234f73fd"
+jest-config@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest-config/-/jest-config-20.0.0.tgz#295fe937a377f79a8eea240ad29546bf43acbbec"
   dependencies:
-    chalk "^1.1.1"
-    jest-environment-jsdom "^19.0.2"
-    jest-environment-node "^19.0.2"
-    jest-jasmine2 "^19.0.2"
-    jest-regex-util "^19.0.0"
-    jest-resolve "^19.0.2"
-    jest-validate "^19.0.2"
-    pretty-format "^19.0.0"
-
-jest-diff@^19.0.0:
-  version "19.0.0"
-  resolved "https://registry.yarnpkg.com/jest-diff/-/jest-diff-19.0.0.tgz#d1563cfc56c8b60232988fbc05d4d16ed90f063c"
+    chalk "^1.1.3"
+    glob "^7.1.1"
+    jest-environment-jsdom "^20.0.0"
+    jest-environment-node "^20.0.0"
+    jest-jasmine2 "^20.0.0"
+    jest-regex-util "^20.0.0"
+    jest-resolve "^20.0.0"
+    jest-validate "^20.0.0"
+    pretty-format "^20.0.0"
+
+jest-diff@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest-diff/-/jest-diff-20.0.0.tgz#d6e9190b57e0333c6706ef28d62b1cb23042d7eb"
   dependencies:
     chalk "^1.1.3"
-    diff "^3.0.0"
-    jest-matcher-utils "^19.0.0"
-    pretty-format "^19.0.0"
+    diff "^3.2.0"
+    jest-matcher-utils "^20.0.0"
+    pretty-format "^20.0.0"
 
-jest-environment-jsdom@^19.0.2:
-  version "19.0.2"
-  resolved "https://registry.yarnpkg.com/jest-environment-jsdom/-/jest-environment-jsdom-19.0.2.tgz#ceda859c4a4b94ab35e4de7dab54b926f293e4a3"
-  dependencies:
-    jest-mock "^19.0.0"
-    jest-util "^19.0.2"
-    jsdom "^9.11.0"
+jest-docblock@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest-docblock/-/jest-docblock-20.0.0.tgz#5b647c4af36f52dae74df1949a8cb418d146ad3a"
 
-jest-environment-node@^19.0.2:
-  version "19.0.2"
-  resolved "https://registry.yarnpkg.com/jest-environment-node/-/jest-environment-node-19.0.2.tgz#6e84079db87ed21d0c05e1f9669f207b116fe99b"
+jest-environment-jsdom@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest-environment-jsdom/-/jest-environment-jsdom-20.0.0.tgz#a688499d817e33cdea6400c502d8d5f4aa01c808"
   dependencies:
-    jest-mock "^19.0.0"
-    jest-util "^19.0.2"
+    jest-mock "^20.0.0"
+    jest-util "^20.0.0"
+    jsdom "^9.12.0"
 
-jest-file-exists@^19.0.0:
-  version "19.0.0"
-  resolved "https://registry.yarnpkg.com/jest-file-exists/-/jest-file-exists-19.0.0.tgz#cca2e587a11ec92e24cfeab3f8a94d657f3fceb8"
+jest-environment-node@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest-environment-node/-/jest-environment-node-20.0.0.tgz#7016d8d1270cbc1ed71a10f242c78324297e1db8"
+  dependencies:
+    jest-mock "^20.0.0"
+    jest-util "^20.0.0"
 
-jest-haste-map@^19.0.0:
-  version "19.0.2"
-  resolved "https://registry.yarnpkg.com/jest-haste-map/-/jest-haste-map-19.0.2.tgz#286484c3a16e86da7872b0877c35dce30c3d6f07"
+jest-haste-map@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest-haste-map/-/jest-haste-map-20.0.0.tgz#3b8d9255dfe2a6a96e516fe71dafd415e1b5d65f"
   dependencies:
     fb-watchman "^2.0.0"
-    graceful-fs "^4.1.6"
+    graceful-fs "^4.1.11"
+    jest-docblock "^20.0.0"
     micromatch "^2.3.11"
-    sane "~1.5.0"
+    sane "~1.6.0"
     worker-farm "^1.3.1"
 
-jest-jasmine2@^19.0.2:
-  version "19.0.2"
-  resolved "https://registry.yarnpkg.com/jest-jasmine2/-/jest-jasmine2-19.0.2.tgz#167991ac825981fb1a800af126e83afcca832c73"
+jest-jasmine2@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest-jasmine2/-/jest-jasmine2-20.0.0.tgz#2a0aba92ed36ec132901cfc2a552fd7cee6fde3d"
   dependencies:
-    graceful-fs "^4.1.6"
-    jest-matcher-utils "^19.0.0"
-    jest-matchers "^19.0.0"
-    jest-message-util "^19.0.0"
-    jest-snapshot "^19.0.2"
+    chalk "^1.1.3"
+    graceful-fs "^4.1.11"
+    jest-diff "^20.0.0"
+    jest-matcher-utils "^20.0.0"
+    jest-matchers "^20.0.0"
+    jest-message-util "^20.0.0"
+    jest-snapshot "^20.0.0"
+    once "^1.4.0"
+    p-map "^1.1.1"
 
-jest-matcher-utils@^19.0.0:
-  version "19.0.0"
-  resolved "https://registry.yarnpkg.com/jest-matcher-utils/-/jest-matcher-utils-19.0.0.tgz#5ecd9b63565d2b001f61fbf7ec4c7f537964564d"
+jest-matcher-utils@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest-matcher-utils/-/jest-matcher-utils-20.0.0.tgz#2c5d9dd11670c5418ffc78baecf9094db9e91e09"
   dependencies:
     chalk "^1.1.3"
-    pretty-format "^19.0.0"
+    pretty-format "^20.0.0"
 
-jest-matchers@^19.0.0:
-  version "19.0.0"
-  resolved "https://registry.yarnpkg.com/jest-matchers/-/jest-matchers-19.0.0.tgz#c74ecc6ebfec06f384767ba4d6fa4a42d6755754"
+jest-matchers@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest-matchers/-/jest-matchers-20.0.0.tgz#55498637bbb58f164d97c73610fb8d016dfac770"
   dependencies:
-    jest-diff "^19.0.0"
-    jest-matcher-utils "^19.0.0"
-    jest-message-util "^19.0.0"
-    jest-regex-util "^19.0.0"
+    jest-diff "^20.0.0"
+    jest-matcher-utils "^20.0.0"
+    jest-message-util "^20.0.0"
+    jest-regex-util "^20.0.0"
 
-jest-message-util@^19.0.0:
-  version "19.0.0"
-  resolved "https://registry.yarnpkg.com/jest-message-util/-/jest-message-util-19.0.0.tgz#721796b89c0e4d761606f9ba8cb828a3b6246416"
+jest-message-util@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest-message-util/-/jest-message-util-20.0.0.tgz#060bac1980bd5e11134e8e1c19c94863d937c727"
   dependencies:
-    chalk "^1.1.1"
+    chalk "^1.1.3"
     micromatch "^2.3.11"
+    slash "^1.0.0"
 
-jest-mock@^19.0.0:
-  version "19.0.0"
-  resolved "https://registry.yarnpkg.com/jest-mock/-/jest-mock-19.0.0.tgz#67038641e9607ab2ce08ec4a8cb83aabbc899d01"
+jest-mock@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest-mock/-/jest-mock-20.0.0.tgz#3c54b94fe502ed57f2e602fab22ab196a7aa4b95"
 
-jest-regex-util@^19.0.0:
-  version "19.0.0"
-  resolved "https://registry.yarnpkg.com/jest-regex-util/-/jest-regex-util-19.0.0.tgz#b7754587112aede1456510bb1f6afe74ef598691"
+jest-regex-util@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest-regex-util/-/jest-regex-util-20.0.0.tgz#7f6051e9d00fdcccca52bade50aabdd9919bcfd2"
 
-jest-resolve-dependencies@^19.0.0:
-  version "19.0.0"
-  resolved "https://registry.yarnpkg.com/jest-resolve-dependencies/-/jest-resolve-dependencies-19.0.0.tgz#a741ad1fa094140e64ecf2642a504f834ece22ee"
+jest-resolve-dependencies@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest-resolve-dependencies/-/jest-resolve-dependencies-20.0.0.tgz#616c6976c52e49d13e6420b1bcc8f380e701408f"
   dependencies:
-    jest-file-exists "^19.0.0"
+    jest-regex-util "^20.0.0"
 
-jest-resolve@^19.0.2:
-  version "19.0.2"
-  resolved "https://registry.yarnpkg.com/jest-resolve/-/jest-resolve-19.0.2.tgz#5793575de4f07aec32f7d7ff0c6c181963eefb3c"
+jest-resolve@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest-resolve/-/jest-resolve-20.0.0.tgz#f9bfdfa31109aee2decfc3a07c2c354608cc5e1d"
   dependencies:
     browser-resolve "^1.11.2"
-    jest-haste-map "^19.0.0"
-    resolve "^1.2.0"
+    is-builtin-module "^1.0.0"
+    resolve "^1.3.2"
 
-jest-runtime@^19.0.2:
-  version "19.0.3"
-  resolved "https://registry.yarnpkg.com/jest-runtime/-/jest-runtime-19.0.3.tgz#a163354ace46910ee33f0282b6bff6b0b87d4330"
+jest-runtime@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest-runtime/-/jest-runtime-20.0.0.tgz#4c78c08573ffaeba9b8ceb096f705b75d5fb54a1"
   dependencies:
     babel-core "^6.0.0"
-    babel-jest "^19.0.0"
+    babel-jest "^20.0.0"
     babel-plugin-istanbul "^4.0.0"
     chalk "^1.1.3"
-    graceful-fs "^4.1.6"
-    jest-config "^19.0.2"
-    jest-file-exists "^19.0.0"
-    jest-haste-map "^19.0.0"
-    jest-regex-util "^19.0.0"
-    jest-resolve "^19.0.2"
-    jest-util "^19.0.2"
+    convert-source-map "^1.4.0"
+    graceful-fs "^4.1.11"
+    jest-config "^20.0.0"
+    jest-haste-map "^20.0.0"
+    jest-regex-util "^20.0.0"
+    jest-resolve "^20.0.0"
+    jest-util "^20.0.0"
     json-stable-stringify "^1.0.1"
     micromatch "^2.3.11"
     strip-bom "3.0.0"
-    yargs "^6.3.0"
+    yargs "^7.0.2"
 
-jest-snapshot@^19.0.2:
-  version "19.0.2"
-  resolved "https://registry.yarnpkg.com/jest-snapshot/-/jest-snapshot-19.0.2.tgz#9c1b216214f7187c38bfd5c70b1efab16b0ff50b"
+jest-snapshot@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest-snapshot/-/jest-snapshot-20.0.0.tgz#fbe51d94ed1c6cd23808bb7ef82e58ca12a0ccf7"
   dependencies:
     chalk "^1.1.3"
-    jest-diff "^19.0.0"
-    jest-file-exists "^19.0.0"
-    jest-matcher-utils "^19.0.0"
-    jest-util "^19.0.2"
+    jest-diff "^20.0.0"
+    jest-matcher-utils "^20.0.0"
+    jest-util "^20.0.0"
     natural-compare "^1.4.0"
-    pretty-format "^19.0.0"
-
-jest-util@^19.0.2:
-  version "19.0.2"
-  resolved "https://registry.yarnpkg.com/jest-util/-/jest-util-19.0.2.tgz#e0a0232a2ab9e6b2b53668bdb3534c2b5977ed41"
-  dependencies:
-    chalk "^1.1.1"
-    graceful-fs "^4.1.6"
-    jest-file-exists "^19.0.0"
-    jest-message-util "^19.0.0"
-    jest-mock "^19.0.0"
-    jest-validate "^19.0.2"
-    leven "^2.0.0"
+    pretty-format "^20.0.0"
+
+jest-util@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest-util/-/jest-util-20.0.0.tgz#5421322f196e884e962bc8b8bac4b009733caed9"
+  dependencies:
+    chalk "^1.1.3"
+    graceful-fs "^4.1.11"
+    jest-message-util "^20.0.0"
+    jest-mock "^20.0.0"
+    jest-validate "^20.0.0"
+    leven "^2.1.0"
     mkdirp "^0.5.1"
 
-jest-validate@^19.0.2:
-  version "19.0.2"
-  resolved "https://registry.yarnpkg.com/jest-validate/-/jest-validate-19.0.2.tgz#dc534df5f1278d5b63df32b14241d4dbf7244c0c"
+jest-validate@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest-validate/-/jest-validate-20.0.0.tgz#c0832e8210190b6d5b39a46b8df536083131a7d7"
   dependencies:
-    chalk "^1.1.1"
-    jest-matcher-utils "^19.0.0"
-    leven "^2.0.0"
-    pretty-format "^19.0.0"
+    chalk "^1.1.3"
+    jest-matcher-utils "^20.0.0"
+    leven "^2.1.0"
+    pretty-format "^20.0.0"
 
-jest@^19.0.2:
-  version "19.0.2"
-  resolved "https://registry.yarnpkg.com/jest/-/jest-19.0.2.tgz#b794faaf8ff461e7388f28beef559a54f20b2c10"
+jest@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/jest/-/jest-20.0.0.tgz#58cf6abf328f2a2e3c4203890131cbe89d3b0769"
   dependencies:
-    jest-cli "^19.0.2"
+    jest-cli "^20.0.0"
 
 jodid25519@^1.0.0:
   version "1.0.2"
@@ -1640,7 +1711,7 @@ jsbn@~0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/jsbn/-/jsbn-0.1.0.tgz#650987da0dd74f4ebf5a11377a2aa2d273e97dfd"
 
-jsdom@^9.11.0:
+jsdom@^9.12.0:
   version "9.12.0"
   resolved "https://registry.yarnpkg.com/jsdom/-/jsdom-9.12.0.tgz#e8c546fffcb06c00d4833ca84410fed7f8a097d4"
   dependencies:
@@ -1714,7 +1785,7 @@ lcid@^1.0.0:
   dependencies:
     invert-kv "^1.0.0"
 
-leven@^2.0.0:
+leven@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/leven/-/leven-2.1.0.tgz#c2e7a9f772094dee9d34202ae8acce4687875580"
 
@@ -1735,6 +1806,15 @@ load-json-file@^1.0.0:
     pinkie-promise "^2.0.0"
     strip-bom "^2.0.0"
 
+load-json-file@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/load-json-file/-/load-json-file-2.0.0.tgz#7947e42149af80d696cbf797bcaabcfe1fe29ca8"
+  dependencies:
+    graceful-fs "^4.1.2"
+    parse-json "^2.2.0"
+    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"
@@ -1907,6 +1987,10 @@ ms@0.7.2:
   version "0.7.2"
   resolved "https://registry.yarnpkg.com/ms/-/ms-0.7.2.tgz#ae25cf2512b3885a1d95d7f037868d8431124765"
 
+ms@0.7.3:
+  version "0.7.3"
+  resolved "https://registry.yarnpkg.com/ms/-/ms-0.7.3.tgz#708155a5e44e33f5fd0fc53e81d0d40a91be1fff"
+
 multimatch@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/multimatch/-/multimatch-2.1.0.tgz#9c7906a22fb4c02919e2f5f75161b4cdbd4b2a2b"
@@ -1928,7 +2012,7 @@ 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@^5.0.1:
+node-notifier@^5.0.2:
   version "5.1.2"
   resolved "https://registry.yarnpkg.com/node-notifier/-/node-notifier-5.1.2.tgz#2fa9e12605fa10009d44549d6fcd8a63dde0e4ff"
   dependencies:
@@ -2049,6 +2133,10 @@ p-locate@^2.0.0:
   dependencies:
     p-limit "^1.1.0"
 
+p-map@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/p-map/-/p-map-1.1.1.tgz#05f5e4ae97a068371bc2a5cc86bfbdbc19c4ae7a"
+
 parse-glob@^3.0.4:
   version "3.0.4"
   resolved "https://registry.yarnpkg.com/parse-glob/-/parse-glob-3.0.4.tgz#b2c376cfb11f35513badd173ef0bb6e3a388391c"
@@ -2094,6 +2182,12 @@ path-type@^1.0.0:
     pify "^2.0.0"
     pinkie-promise "^2.0.0"
 
+path-type@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/path-type/-/path-type-2.0.0.tgz#f012ccb8415b7096fc2daa1054c3d72389594c73"
+  dependencies:
+    pify "^2.0.0"
+
 performance-now@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/performance-now/-/performance-now-0.2.0.tgz#33ef30c5c77d4ea21c5a53869d91b56d8f2555e5"
@@ -2130,9 +2224,13 @@ pretty-bytes@^3.0.1:
   dependencies:
     number-is-nan "^1.0.0"
 
-pretty-format@^19.0.0:
-  version "19.0.0"
-  resolved "https://registry.yarnpkg.com/pretty-format/-/pretty-format-19.0.0.tgz#56530d32acb98a3fa4851c4e2b9d37b420684c84"
+pretty-bytes@^4.0.2:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/pretty-bytes/-/pretty-bytes-4.0.2.tgz#b2bf82e7350d65c6c33aa95aaa5a4f6327f61cd9"
+
+pretty-format@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/pretty-format/-/pretty-format-20.0.0.tgz#bd100f330e707e4f49fef3f234d6e915242a6e7e"
   dependencies:
     ansi-styles "^3.0.0"
 
@@ -2178,6 +2276,12 @@ read-chunk@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/read-chunk/-/read-chunk-1.0.1.tgz#5f68cab307e663f19993527d9b589cace4661194"
 
+read-chunk@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/read-chunk/-/read-chunk-2.0.0.tgz#3246e877829116cec059674c4d5f300f7a9261f3"
+  dependencies:
+    pify "^2.3.0"
+
 read-pkg-up@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/read-pkg-up/-/read-pkg-up-1.0.1.tgz#9d63c13276c065918d57f002a57f40a1b643fb02"
@@ -2185,6 +2289,13 @@ read-pkg-up@^1.0.1:
     find-up "^1.0.0"
     read-pkg "^1.0.0"
 
+read-pkg-up@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/read-pkg-up/-/read-pkg-up-2.0.0.tgz#6b72a8048984e0c41e79510fd5e9fa99b3b549be"
+  dependencies:
+    find-up "^2.0.0"
+    read-pkg "^2.0.0"
+
 read-pkg@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/read-pkg/-/read-pkg-1.1.0.tgz#f5ffaa5ecd29cb31c0474bca7d756b6bb29e3f28"
@@ -2193,6 +2304,14 @@ read-pkg@^1.0.0:
     normalize-package-data "^2.3.2"
     path-type "^1.0.0"
 
+read-pkg@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/read-pkg/-/read-pkg-2.0.0.tgz#8ef1c0623c6a6db0dc6713c4bfac46332b2368f8"
+  dependencies:
+    load-json-file "^2.0.0"
+    normalize-package-data "^2.3.2"
+    path-type "^2.0.0"
+
 readable-stream@1.1:
   version "1.1.13"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-1.1.13.tgz#f6eef764f514c89e2b9e23146a75ba106756d23e"
@@ -2303,10 +2422,16 @@ resolve@1.1.7:
   version "1.1.7"
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.1.7.tgz#203114d82ad2c5ed9e8e0411b3932875e889e97b"
 
-resolve@^1.1.6, resolve@^1.2.0:
+resolve@^1.1.6:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.2.0.tgz#9589c3f2f6149d1417a40becc1663db6ec6bc26c"
 
+resolve@^1.3.2:
+  version "1.3.3"
+  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.3.3.tgz#655907c3469a8680dc2de3a275a8fdd69691f0e5"
+  dependencies:
+    path-parse "^1.0.5"
+
 restore-cursor@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/restore-cursor/-/restore-cursor-1.0.1.tgz#34661f46886327fed2991479152252df92daa541"
@@ -2320,12 +2445,18 @@ right-align@^0.1.1:
   dependencies:
     align-text "^0.1.1"
 
-rimraf@^2.2.0, rimraf@^2.2.8, rimraf@^2.4.3, rimraf@^2.4.4:
+rimraf@^2.2.0, rimraf@^2.2.8, rimraf@^2.4.4:
   version "2.5.4"
   resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.5.4.tgz#96800093cbf1a0c86bd95b4625467535c29dfa04"
   dependencies:
     glob "^7.0.5"
 
+rimraf@^2.6.1:
+  version "2.6.1"
+  resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.1.tgz#c2338ec643df7a1b7fe5c54fa86f57428a55f33d"
+  dependencies:
+    glob "^7.0.5"
+
 run-async@^2.0.0, run-async@^2.2.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/run-async/-/run-async-2.3.0.tgz#0371ab4ae0bdd720d4166d7dfda64ff7a445a6c0"
@@ -2344,9 +2475,9 @@ samsam@1.1.2, samsam@~1.1:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/samsam/-/samsam-1.1.2.tgz#bec11fdc83a9fda063401210e40176c3024d1567"
 
-sane@~1.5.0:
-  version "1.5.0"
-  resolved "https://registry.yarnpkg.com/sane/-/sane-1.5.0.tgz#a4adeae764d048621ecb27d5f9ecf513101939f3"
+sane@~1.6.0:
+  version "1.6.0"
+  resolved "https://registry.yarnpkg.com/sane/-/sane-1.6.0.tgz#9610c452307a135d29c1fdfe2547034180c46775"
   dependencies:
     anymatch "^1.3.0"
     exec-sh "^0.2.0"
@@ -2368,6 +2499,16 @@ set-blocking@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/set-blocking/-/set-blocking-2.0.0.tgz#045f9782d011ae9a6803ddd382b24392b3d890f7"
 
+shebang-command@^1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/shebang-command/-/shebang-command-1.2.0.tgz#44aac65b695b03398968c39f363fee5deafdf1ea"
+  dependencies:
+    shebang-regex "^1.0.0"
+
+shebang-regex@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/shebang-regex/-/shebang-regex-1.0.0.tgz#da42f49740c0b42db2ca9728571cb190c98efea3"
+
 shelljs@^0.7.0:
   version "0.7.6"
   resolved "https://registry.yarnpkg.com/shelljs/-/shelljs-0.7.6.tgz#379cccfb56b91c8601e4793356eb5382924de9ad"
@@ -2504,7 +2645,7 @@ strip-bom-stream@^2.0.0:
     first-chunk-stream "^2.0.0"
     strip-bom "^2.0.0"
 
-strip-bom@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"
 
@@ -2571,6 +2712,10 @@ timed-out@^3.0.0:
   version "3.1.3"
   resolved "https://registry.yarnpkg.com/timed-out/-/timed-out-3.1.3.tgz#95860bfcc5c76c277f8f8326fd0f5b2e20eba217"
 
+timed-out@^4.0.0:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/timed-out/-/timed-out-4.0.1.tgz#f32eacac5a175bea25d7fab565ab3ed8741ef56f"
+
 tmp@^0.0.29:
   version "0.0.29"
   resolved "https://registry.yarnpkg.com/tmp/-/tmp-0.0.29.tgz#f25125ff0dd9da3ccb0c2dd371ee1288bb9128c0"
@@ -2653,6 +2798,10 @@ unzip-response@^1.0.2:
   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"
+
 url-parse-lax@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/url-parse-lax/-/url-parse-lax-1.0.0.tgz#7af8f303645e9bd79a272e7a14ac68bc0609da73"
@@ -2758,7 +2907,7 @@ which-module@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/which-module/-/which-module-1.0.0.tgz#bba63ca861948994ff307736089e3b96026c2a4f"
 
-which@^1.1.1, which@^1.2.12, which@^1.2.9:
+which@^1.2.12, which@^1.2.9:
   version "1.2.12"
   resolved "https://registry.yarnpkg.com/which/-/which-1.2.12.tgz#de67b5e450269f194909ef23ece4ebe416fa1192"
   dependencies:
@@ -2814,15 +2963,15 @@ yallist@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-2.0.0.tgz#306c543835f09ee1a4cb23b7bce9ab341c91cdd4"
 
-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@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-5.0.0.tgz#275ecf0d7ffe05c77e64e7c86e4cd94bf0e1228a"
   dependencies:
     camelcase "^3.0.0"
 
-yargs@^6.3.0:
-  version "6.6.0"
-  resolved "https://registry.yarnpkg.com/yargs/-/yargs-6.6.0.tgz#782ec21ef403345f830a808ca3d513af56065208"
+yargs@^7.0.2:
+  version "7.1.0"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-7.1.0.tgz#6ba318eb16961727f5d284f8ea003e8d6154d0c8"
   dependencies:
     camelcase "^3.0.0"
     cliui "^3.2.0"
@@ -2836,7 +2985,7 @@ yargs@^6.3.0:
     string-width "^1.0.2"
     which-module "^1.0.0"
     y18n "^3.2.1"
-    yargs-parser "^4.2.0"
+    yargs-parser "^5.0.0"
 
 yargs@~3.10.0:
   version "3.10.0"
@@ -2916,33 +3065,33 @@ yeoman-generator@^0.24.1:
     yeoman-test "^1.0.0"
     yeoman-welcome "^1.0.0"
 
-yeoman-generator@^1.0.1:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/yeoman-generator/-/yeoman-generator-1.1.0.tgz#7fcd9be3aade3a11df7e072e1e7e83c1e9721e02"
+yeoman-generator@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/yeoman-generator/-/yeoman-generator-1.1.1.tgz#40c2b4f6cdfbe05e1952fdd72933f0d8925dbdf5"
   dependencies:
     async "^2.0.0"
     chalk "^1.0.0"
     class-extend "^0.1.0"
     cli-table "^0.3.1"
-    cross-spawn "^4.0.0"
-    dargs "^4.0.0"
-    dateformat "^1.0.11"
+    cross-spawn "^5.0.1"
+    dargs "^5.1.0"
+    dateformat "^2.0.0"
     debug "^2.1.0"
     detect-conflict "^1.0.0"
     error "^7.0.2"
-    find-up "^1.0.0"
-    github-username "^2.0.0"
+    find-up "^2.1.0"
+    github-username "^3.0.0"
     glob "^7.0.3"
     istextorbinary "^2.1.0"
     lodash "^4.11.1"
     mem-fs-editor "^3.0.0"
     minimist "^1.2.0"
     mkdirp "^0.5.0"
-    path-exists "^2.0.0"
+    path-exists "^3.0.0"
     path-is-absolute "^1.0.0"
-    pretty-bytes "^3.0.1"
-    read-chunk "^1.0.0"
-    read-pkg-up "^1.0.1"
+    pretty-bytes "^4.0.2"
+    read-chunk "^2.0.0"
+    read-pkg-up "^2.0.0"
     rimraf "^2.2.0"
     run-async "^2.0.0"
     shelljs "^0.7.0"