diff --git a/package.json b/package.json
index d308f9e..1d81f07 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
   "devDependencies": {
     "@types/cheerio": "0.22.2",
     "@types/jest": "20.0.8",
-    "@types/node": "8.0.28",
+    "@types/node": "8.0.29",
     "@types/request": "2.0.3",
     "jest": "21.1.0",
     "jest-playback": "1.0.1",
diff --git a/yarn.lock b/yarn.lock
index dcd5f37..60bb6da 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7,8 +7,8 @@
   resolved "https://registry.yarnpkg.com/@types/cheerio/-/cheerio-0.22.2.tgz#539625874bc856086ad491c2fdc9b10c05ae308e"
 
 "@types/form-data@*":
-  version "0.0.33"
-  resolved "https://registry.yarnpkg.com/@types/form-data/-/form-data-0.0.33.tgz#c9ac85b2a5fd18435b8c85d9ecb50e6d6c893ff8"
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/@types/form-data/-/form-data-2.2.0.tgz#a98aac91dc99857b6af24caef7ca6df302f31565"
   dependencies:
     "@types/node" "*"
 
@@ -16,13 +16,9 @@
   version "20.0.8"
   resolved "https://registry.yarnpkg.com/@types/jest/-/jest-20.0.8.tgz#7f8c97f73d20d3bf5448fbe33661a342002b5954"
 
-"@types/node@*":
-  version "8.0.15"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-8.0.15.tgz#8f23f8a4642ced357704d048010876fc0c7f179a"
-
-"@types/node@8.0.28":
-  version "8.0.28"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-8.0.28.tgz#86206716f8d9251cf41692e384264cbd7058ad60"
+"@types/node@*", "@types/node@8.0.29":
+  version "8.0.29"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-8.0.29.tgz#4d6b33df66b15611b40452a581c40d9c94341ba1"
 
 "@types/request@2.0.3":
   version "2.0.3"
@@ -32,8 +28,8 @@
     "@types/node" "*"
 
 abab@^1.0.3:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/abab/-/abab-1.0.3.tgz#b81de5f7274ec4e756d797cd834f303642724e5d"
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/abab/-/abab-1.0.4.tgz#5faad9c2c07f60dd76770f71cf025b62a63cfd4e"
 
 abbrev@1:
   version "1.1.0"
@@ -49,13 +45,6 @@ acorn@^4.0.4:
   version "4.0.13"
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-4.0.13.tgz#105495ae5361d697bd195c825192e1ad7f253787"
 
-ajv@^4.9.1:
-  version "4.11.8"
-  resolved "https://registry.yarnpkg.com/ajv/-/ajv-4.11.8.tgz#82ffb02b29e662ae53bdc20af15947706739c536"
-  dependencies:
-    co "^4.6.0"
-    json-stable-stringify "^1.0.1"
-
 ajv@^5.1.0:
   version "5.2.2"
   resolved "https://registry.yarnpkg.com/ajv/-/ajv-5.2.2.tgz#47c68d69e86f5d953103b0074a9430dc63da5e39"
@@ -100,11 +89,11 @@ ansi-styles@^3.1.0, ansi-styles@^3.2.0:
     color-convert "^1.9.0"
 
 anymatch@^1.3.0:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/anymatch/-/anymatch-1.3.0.tgz#a3e52fa39168c825ff57b0248126ce5a8ff95507"
+  version "1.3.2"
+  resolved "https://registry.yarnpkg.com/anymatch/-/anymatch-1.3.2.tgz#553dcb8f91e3c889845dfdba34c77721b90b9d7a"
   dependencies:
-    arrify "^1.0.0"
     micromatch "^2.1.5"
+    normalize-path "^2.0.0"
 
 append-transform@^0.4.0:
   version "0.4.0"
@@ -113,8 +102,8 @@ append-transform@^0.4.0:
     default-require-extensions "^1.0.0"
 
 aproba@^1.0.3:
-  version "1.1.2"
-  resolved "https://registry.yarnpkg.com/aproba/-/aproba-1.1.2.tgz#45c6629094de4e96f693ef7eab74ae079c240fc1"
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/aproba/-/aproba-1.2.0.tgz#6802e6264efd18c790a1b0d517f0f2627bf2c94a"
 
 are-we-there-yet@~1.1.2:
   version "1.1.4"
@@ -159,10 +148,6 @@ assert-plus@1.0.0, assert-plus@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/assert-plus/-/assert-plus-1.0.0.tgz#f12e0f3c5d77b0b1cdd9146942e4e96c1e4dd525"
 
-assert-plus@^0.2.0:
-  version "0.2.0"
-  resolved "https://registry.yarnpkg.com/assert-plus/-/assert-plus-0.2.0.tgz#d74e1b87e7affc0db8aadb7021f3fe48101ab234"
-
 assertion-error@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/assertion-error/-/assertion-error-1.0.2.tgz#13ca515d86206da0bac66e834dd397d87581094c"
@@ -185,61 +170,57 @@ asynckit@^0.4.0:
   version "0.4.0"
   resolved "https://registry.yarnpkg.com/asynckit/-/asynckit-0.4.0.tgz#c79ed97f7f34cb8f2ba1bc9790bcc366474b4b79"
 
-aws-sign2@~0.6.0:
-  version "0.6.0"
-  resolved "https://registry.yarnpkg.com/aws-sign2/-/aws-sign2-0.6.0.tgz#14342dd38dbcc94d0e5b87d763cd63612c0e794f"
-
 aws-sign2@~0.7.0:
   version "0.7.0"
   resolved "https://registry.yarnpkg.com/aws-sign2/-/aws-sign2-0.7.0.tgz#b46e890934a9591f2d2f6f86d7e6a9f1b3fe76a8"
 
-aws4@^1.2.1, aws4@^1.6.0:
+aws4@^1.6.0:
   version "1.6.0"
   resolved "https://registry.yarnpkg.com/aws4/-/aws4-1.6.0.tgz#83ef5ca860b2b32e4a0deedee8c771b9db57471e"
 
-babel-code-frame@^6.22.0:
-  version "6.22.0"
-  resolved "https://registry.yarnpkg.com/babel-code-frame/-/babel-code-frame-6.22.0.tgz#027620bee567a88c32561574e7fd0801d33118e4"
+babel-code-frame@^6.22.0, babel-code-frame@^6.26.0:
+  version "6.26.0"
+  resolved "https://registry.yarnpkg.com/babel-code-frame/-/babel-code-frame-6.26.0.tgz#63fd43f7dc1e3bb7ce35947db8fe369a3f58c74b"
   dependencies:
-    chalk "^1.1.0"
+    chalk "^1.1.3"
     esutils "^2.0.2"
-    js-tokens "^3.0.0"
+    js-tokens "^3.0.2"
 
-babel-core@^6.0.0, babel-core@^6.24.1:
-  version "6.25.0"
-  resolved "https://registry.yarnpkg.com/babel-core/-/babel-core-6.25.0.tgz#7dd42b0463c742e9d5296deb3ec67a9322dad729"
+babel-core@^6.0.0, babel-core@^6.24.1, babel-core@^6.26.0:
+  version "6.26.0"
+  resolved "https://registry.yarnpkg.com/babel-core/-/babel-core-6.26.0.tgz#af32f78b31a6fcef119c87b0fd8d9753f03a0bb8"
   dependencies:
-    babel-code-frame "^6.22.0"
-    babel-generator "^6.25.0"
+    babel-code-frame "^6.26.0"
+    babel-generator "^6.26.0"
     babel-helpers "^6.24.1"
     babel-messages "^6.23.0"
-    babel-register "^6.24.1"
-    babel-runtime "^6.22.0"
-    babel-template "^6.25.0"
-    babel-traverse "^6.25.0"
-    babel-types "^6.25.0"
-    babylon "^6.17.2"
-    convert-source-map "^1.1.0"
-    debug "^2.1.1"
-    json5 "^0.5.0"
-    lodash "^4.2.0"
-    minimatch "^3.0.2"
-    path-is-absolute "^1.0.0"
-    private "^0.1.6"
+    babel-register "^6.26.0"
+    babel-runtime "^6.26.0"
+    babel-template "^6.26.0"
+    babel-traverse "^6.26.0"
+    babel-types "^6.26.0"
+    babylon "^6.18.0"
+    convert-source-map "^1.5.0"
+    debug "^2.6.8"
+    json5 "^0.5.1"
+    lodash "^4.17.4"
+    minimatch "^3.0.4"
+    path-is-absolute "^1.0.1"
+    private "^0.1.7"
     slash "^1.0.0"
-    source-map "^0.5.0"
+    source-map "^0.5.6"
 
-babel-generator@^6.18.0, babel-generator@^6.25.0:
-  version "6.25.0"
-  resolved "https://registry.yarnpkg.com/babel-generator/-/babel-generator-6.25.0.tgz#33a1af70d5f2890aeb465a4a7793c1df6a9ea9fc"
+babel-generator@^6.18.0, babel-generator@^6.26.0:
+  version "6.26.0"
+  resolved "https://registry.yarnpkg.com/babel-generator/-/babel-generator-6.26.0.tgz#ac1ae20070b79f6e3ca1d3269613053774f20dc5"
   dependencies:
     babel-messages "^6.23.0"
-    babel-runtime "^6.22.0"
-    babel-types "^6.25.0"
+    babel-runtime "^6.26.0"
+    babel-types "^6.26.0"
     detect-indent "^4.0.0"
     jsesc "^1.3.0"
-    lodash "^4.2.0"
-    source-map "^0.5.0"
+    lodash "^4.17.4"
+    source-map "^0.5.6"
     trim-right "^1.0.1"
 
 babel-helpers@^6.24.1:
@@ -263,29 +244,25 @@ babel-messages@^6.23.0:
     babel-runtime "^6.22.0"
 
 babel-plugin-istanbul@^4.0.0, babel-plugin-istanbul@^4.1.4:
-  version "4.1.4"
-  resolved "https://registry.yarnpkg.com/babel-plugin-istanbul/-/babel-plugin-istanbul-4.1.4.tgz#18dde84bf3ce329fddf3f4103fae921456d8e587"
+  version "4.1.5"
+  resolved "https://registry.yarnpkg.com/babel-plugin-istanbul/-/babel-plugin-istanbul-4.1.5.tgz#6760cdd977f411d3e175bb064f2bc327d99b2b6e"
   dependencies:
     find-up "^2.1.0"
-    istanbul-lib-instrument "^1.7.2"
+    istanbul-lib-instrument "^1.7.5"
     test-exclude "^4.1.1"
 
-babel-plugin-jest-hoist@^21.0.0:
-  version "21.0.0"
-  resolved "https://registry.yarnpkg.com/babel-plugin-jest-hoist/-/babel-plugin-jest-hoist-21.0.0.tgz#aa2dbab7b0d58fa635640efd53aab730be7b3273"
-
 babel-plugin-jest-hoist@^21.0.2:
   version "21.0.2"
   resolved "https://registry.yarnpkg.com/babel-plugin-jest-hoist/-/babel-plugin-jest-hoist-21.0.2.tgz#cfdce5bca40d772a056cb8528ad159c7bb4bb03d"
 
 babel-plugin-transform-es2015-modules-commonjs@^6.24.1:
-  version "6.24.1"
-  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-modules-commonjs/-/babel-plugin-transform-es2015-modules-commonjs-6.24.1.tgz#d3e310b40ef664a36622200097c6d440298f2bfe"
+  version "6.26.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-transform-es2015-modules-commonjs/-/babel-plugin-transform-es2015-modules-commonjs-6.26.0.tgz#0d8394029b7dc6abe1a97ef181e00758dd2e5d8a"
   dependencies:
     babel-plugin-transform-strict-mode "^6.24.1"
-    babel-runtime "^6.22.0"
-    babel-template "^6.24.1"
-    babel-types "^6.24.1"
+    babel-runtime "^6.26.0"
+    babel-template "^6.26.0"
+    babel-types "^6.26.0"
 
 babel-plugin-transform-strict-mode@^6.24.1:
   version "6.24.1"
@@ -294,73 +271,67 @@ babel-plugin-transform-strict-mode@^6.24.1:
     babel-runtime "^6.22.0"
     babel-types "^6.24.1"
 
-babel-preset-jest@^21.0.0:
-  version "21.0.0"
-  resolved "https://registry.yarnpkg.com/babel-preset-jest/-/babel-preset-jest-21.0.0.tgz#13a8d82e999aa49f8b2dc14d0023d362f2e4ba23"
-  dependencies:
-    babel-plugin-jest-hoist "^21.0.0"
-
-babel-preset-jest@^21.0.2:
+babel-preset-jest@^21.0.0, babel-preset-jest@^21.0.2:
   version "21.0.2"
   resolved "https://registry.yarnpkg.com/babel-preset-jest/-/babel-preset-jest-21.0.2.tgz#9db25def2329f49eace3f5ea0de42a0b898d12cc"
   dependencies:
     babel-plugin-jest-hoist "^21.0.2"
 
-babel-register@^6.24.1:
-  version "6.24.1"
-  resolved "https://registry.yarnpkg.com/babel-register/-/babel-register-6.24.1.tgz#7e10e13a2f71065bdfad5a1787ba45bca6ded75f"
+babel-register@^6.26.0:
+  version "6.26.0"
+  resolved "https://registry.yarnpkg.com/babel-register/-/babel-register-6.26.0.tgz#6ed021173e2fcb486d7acb45c6009a856f647071"
   dependencies:
-    babel-core "^6.24.1"
-    babel-runtime "^6.22.0"
-    core-js "^2.4.0"
+    babel-core "^6.26.0"
+    babel-runtime "^6.26.0"
+    core-js "^2.5.0"
     home-or-tmp "^2.0.0"
-    lodash "^4.2.0"
+    lodash "^4.17.4"
     mkdirp "^0.5.1"
-    source-map-support "^0.4.2"
+    source-map-support "^0.4.15"
 
-babel-runtime@^6.22.0:
-  version "6.23.0"
-  resolved "https://registry.yarnpkg.com/babel-runtime/-/babel-runtime-6.23.0.tgz#0a9489f144de70efb3ce4300accdb329e2fc543b"
+babel-runtime@^6.22.0, babel-runtime@^6.26.0:
+  version "6.26.0"
+  resolved "https://registry.yarnpkg.com/babel-runtime/-/babel-runtime-6.26.0.tgz#965c7058668e82b55d7bfe04ff2337bc8b5647fe"
   dependencies:
     core-js "^2.4.0"
-    regenerator-runtime "^0.10.0"
+    regenerator-runtime "^0.11.0"
 
-babel-template@^6.16.0, babel-template@^6.24.1, babel-template@^6.25.0:
-  version "6.25.0"
-  resolved "https://registry.yarnpkg.com/babel-template/-/babel-template-6.25.0.tgz#665241166b7c2aa4c619d71e192969552b10c071"
+babel-template@^6.16.0, babel-template@^6.24.1, babel-template@^6.26.0:
+  version "6.26.0"
+  resolved "https://registry.yarnpkg.com/babel-template/-/babel-template-6.26.0.tgz#de03e2d16396b069f46dd9fff8521fb1a0e35e02"
   dependencies:
-    babel-runtime "^6.22.0"
-    babel-traverse "^6.25.0"
-    babel-types "^6.25.0"
-    babylon "^6.17.2"
-    lodash "^4.2.0"
+    babel-runtime "^6.26.0"
+    babel-traverse "^6.26.0"
+    babel-types "^6.26.0"
+    babylon "^6.18.0"
+    lodash "^4.17.4"
 
-babel-traverse@^6.18.0, babel-traverse@^6.25.0:
-  version "6.25.0"
-  resolved "https://registry.yarnpkg.com/babel-traverse/-/babel-traverse-6.25.0.tgz#2257497e2fcd19b89edc13c4c91381f9512496f1"
+babel-traverse@^6.18.0, babel-traverse@^6.26.0:
+  version "6.26.0"
+  resolved "https://registry.yarnpkg.com/babel-traverse/-/babel-traverse-6.26.0.tgz#46a9cbd7edcc62c8e5c064e2d2d8d0f4035766ee"
   dependencies:
-    babel-code-frame "^6.22.0"
+    babel-code-frame "^6.26.0"
     babel-messages "^6.23.0"
-    babel-runtime "^6.22.0"
-    babel-types "^6.25.0"
-    babylon "^6.17.2"
-    debug "^2.2.0"
-    globals "^9.0.0"
-    invariant "^2.2.0"
-    lodash "^4.2.0"
+    babel-runtime "^6.26.0"
+    babel-types "^6.26.0"
+    babylon "^6.18.0"
+    debug "^2.6.8"
+    globals "^9.18.0"
+    invariant "^2.2.2"
+    lodash "^4.17.4"
 
-babel-types@^6.18.0, babel-types@^6.24.1, babel-types@^6.25.0:
-  version "6.25.0"
-  resolved "https://registry.yarnpkg.com/babel-types/-/babel-types-6.25.0.tgz#70afb248d5660e5d18f811d91c8303b54134a18e"
+babel-types@^6.18.0, babel-types@^6.24.1, babel-types@^6.26.0:
+  version "6.26.0"
+  resolved "https://registry.yarnpkg.com/babel-types/-/babel-types-6.26.0.tgz#a3b073f94ab49eb6fa55cd65227a334380632497"
   dependencies:
-    babel-runtime "^6.22.0"
+    babel-runtime "^6.26.0"
     esutils "^2.0.2"
-    lodash "^4.2.0"
-    to-fast-properties "^1.0.1"
+    lodash "^4.17.4"
+    to-fast-properties "^1.0.3"
 
-babylon@^6.17.2, babylon@^6.17.4:
-  version "6.17.4"
-  resolved "https://registry.yarnpkg.com/babylon/-/babylon-6.17.4.tgz#3e8b7402b88d22c3423e137a1577883b15ff869a"
+babylon@^6.18.0:
+  version "6.18.0"
+  resolved "https://registry.yarnpkg.com/babylon/-/babylon-6.18.0.tgz#af2f3b88fa6f5c1e4c634d1a0f8eac4f55b395e3"
 
 balanced-match@^1.0.0:
   version "1.0.0"
@@ -382,12 +353,6 @@ boolbase@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/boolbase/-/boolbase-1.0.0.tgz#68dff5fbe60c51eb37725ea9e3ed310dcc1e776e"
 
-boom@2.x.x:
-  version "2.10.1"
-  resolved "https://registry.yarnpkg.com/boom/-/boom-2.10.1.tgz#39c8918ceff5799f83f9492a848f625add0c766f"
-  dependencies:
-    hoek "2.x.x"
-
 boom@4.x.x:
   version "4.3.1"
   resolved "https://registry.yarnpkg.com/boom/-/boom-4.3.1.tgz#4f8a3005cb4a7e3889f749030fd25b96e01d2e31"
@@ -462,7 +427,7 @@ center-align@^0.1.1:
     deep-eql "^0.1.3"
     type-detect "^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:
@@ -502,8 +467,8 @@ cheerio@^0.22.0:
     lodash.some "^4.4.0"
 
 ci-info@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/ci-info/-/ci-info-1.0.0.tgz#dc5285f2b4e251821683681c381c3388f46ec534"
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/ci-info/-/ci-info-1.1.1.tgz#47b44df118c48d2597b56d342e7e25791060171a"
 
 cliui@^2.1.0:
   version "2.1.0"
@@ -536,8 +501,8 @@ color-convert@^1.9.0:
     color-name "^1.1.1"
 
 color-name@^1.1.1:
-  version "1.1.2"
-  resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.2.tgz#5c8ab72b64bd2215d617ae9559ebb148475cf98d"
+  version "1.1.3"
+  resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.3.tgz#a7d0558bd89c42f795dd42328f740831ca53bc25"
 
 colors@^1.1.2:
   version "1.1.2"
@@ -565,31 +530,26 @@ content-type-parser@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/content-type-parser/-/content-type-parser-1.0.1.tgz#c3e56988c53c65127fb46d4032a3a900246fdc94"
 
-convert-source-map@^1.1.0, convert-source-map@^1.4.0:
+convert-source-map@^1.4.0, convert-source-map@^1.5.0:
   version "1.5.0"
   resolved "https://registry.yarnpkg.com/convert-source-map/-/convert-source-map-1.5.0.tgz#9acd70851c6d5dfdd93d9282e5edf94a03ff46b5"
 
-core-js@^2.4.0:
-  version "2.4.1"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.4.1.tgz#4de911e667b0eae9124e34254b53aea6fc618d3e"
+core-js@^2.4.0, core-js@^2.5.0:
+  version "2.5.1"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.5.1.tgz#ae6874dc66937789b80754ff5428df66819ca50b"
 
-core-util-is@~1.0.0:
+core-util-is@1.0.2, core-util-is@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"
 
-cross-spawn@^4.0.0:
-  version "4.0.2"
-  resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-4.0.2.tgz#7b9247621c23adfdd3856004a823cbe397424d41"
+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"
-  dependencies:
-    boom "2.x.x"
-
 cryptiles@3.x.x:
   version "3.1.2"
   resolved "https://registry.yarnpkg.com/cryptiles/-/cryptiles-3.1.2.tgz#a89fbb220f5ce25ec56e8c4aa8a4fd7b5b0d29fe"
@@ -625,7 +585,7 @@ dashdash@^1.12.0:
   dependencies:
     assert-plus "^1.0.0"
 
-debug@^2.1.1, debug@^2.2.0, debug@^2.6.3:
+debug@^2.2.0, debug@^2.6.3, debug@^2.6.8:
   version "2.6.8"
   resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.8.tgz#e731531ca2ede27d188222427da17821d68ff4fc"
   dependencies:
@@ -641,7 +601,7 @@ deep-eql@^0.1.3:
   dependencies:
     type-detect "0.1.1"
 
-deep-equal@^1.0.0:
+deep-equal@^1.0.0, deep-equal@~1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/deep-equal/-/deep-equal-1.0.1.tgz#f5d260292b660e084eff4cdbc9f08ad3247448b5"
 
@@ -659,6 +619,17 @@ default-require-extensions@^1.0.0:
   dependencies:
     strip-bom "^2.0.0"
 
+define-properties@^1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/define-properties/-/define-properties-1.1.2.tgz#83a73f2fea569898fb737193c8f873caf6d45c94"
+  dependencies:
+    foreach "^2.0.5"
+    object-keys "^1.0.8"
+
+defined@~1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/defined/-/defined-1.0.0.tgz#c98d9bcef75674188e110969151199e39b1fa693"
+
 delayed-stream@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/delayed-stream/-/delayed-stream-1.0.0.tgz#df3ae199acadfb7d440aaae0b29e2272b24ec619"
@@ -674,8 +645,8 @@ detect-indent@^4.0.0:
     repeating "^2.0.0"
 
 diff@^3.1.0, diff@^3.2.0:
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/diff/-/diff-3.3.0.tgz#056695150d7aa93237ca7e378ac3b1682b7963b9"
+  version "3.3.1"
+  resolved "https://registry.yarnpkg.com/diff/-/diff-3.3.1.tgz#aa8567a6eed03c531fc89d3f711cd0e5259dec75"
 
 doctrine@^0.7.2:
   version "0.7.2"
@@ -705,13 +676,20 @@ domhandler@^2.3.0:
   dependencies:
     domelementtype "1"
 
-domutils@1.5.1, domutils@^1.5.1:
+domutils@1.5.1:
   version "1.5.1"
   resolved "https://registry.yarnpkg.com/domutils/-/domutils-1.5.1.tgz#dcd8488a26f563d61079e48c9f7b7e32373682cf"
   dependencies:
     dom-serializer "0"
     domelementtype "1"
 
+domutils@^1.5.1:
+  version "1.6.2"
+  resolved "https://registry.yarnpkg.com/domutils/-/domutils-1.6.2.tgz#1958cc0b4c9426e9ed367fb1c8e854891b0fa3ff"
+  dependencies:
+    dom-serializer "0"
+    domelementtype "1"
+
 ecc-jsbn@~0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/ecc-jsbn/-/ecc-jsbn-0.1.1.tgz#0fc73a9ed5f0d53c38193398523ef7e543777505"
@@ -734,39 +712,57 @@ error-ex@^1.2.0:
   dependencies:
     is-arrayish "^0.2.1"
 
+es-abstract@^1.5.0:
+  version "1.8.2"
+  resolved "https://registry.yarnpkg.com/es-abstract/-/es-abstract-1.8.2.tgz#25103263dc4decbda60e0c737ca32313518027ee"
+  dependencies:
+    es-to-primitive "^1.1.1"
+    function-bind "^1.1.1"
+    has "^1.0.1"
+    is-callable "^1.1.3"
+    is-regex "^1.0.4"
+
+es-to-primitive@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/es-to-primitive/-/es-to-primitive-1.1.1.tgz#45355248a88979034b6792e19bb81f2b7975dd0d"
+  dependencies:
+    is-callable "^1.1.1"
+    is-date-object "^1.0.1"
+    is-symbol "^1.0.1"
+
 escape-string-regexp@^1.0.2, escape-string-regexp@^1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz#1b61c0562190a8dff6ae3bb2cf0200ca130b86d4"
 
 escodegen@^1.6.1:
-  version "1.8.1"
-  resolved "https://registry.yarnpkg.com/escodegen/-/escodegen-1.8.1.tgz#5a5b53af4693110bebb0867aa3430dd3b70a1018"
+  version "1.9.0"
+  resolved "https://registry.yarnpkg.com/escodegen/-/escodegen-1.9.0.tgz#9811a2f265dc1cd3894420ee3717064b632b8852"
   dependencies:
-    esprima "^2.7.1"
-    estraverse "^1.9.1"
+    esprima "^3.1.3"
+    estraverse "^4.2.0"
     esutils "^2.0.2"
     optionator "^0.8.1"
   optionalDependencies:
-    source-map "~0.2.0"
+    source-map "~0.5.6"
 
 eslint-plugin-prettier@^2.2.0:
-  version "2.2.0"
-  resolved "https://registry.yarnpkg.com/eslint-plugin-prettier/-/eslint-plugin-prettier-2.2.0.tgz#f2837ad063903d73c621e7188fb3d41486434088"
+  version "2.3.1"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-prettier/-/eslint-plugin-prettier-2.3.1.tgz#e7a746c67e716f335274b88295a9ead9f544e44d"
   dependencies:
     fast-diff "^1.1.1"
-    jest-docblock "^20.0.1"
+    jest-docblock "^21.0.0"
 
-esprima@^2.7.1:
-  version "2.7.3"
-  resolved "https://registry.yarnpkg.com/esprima/-/esprima-2.7.3.tgz#96e3b70d5779f6ad49cd032673d1c312767ba581"
+esprima@^3.1.3:
+  version "3.1.3"
+  resolved "https://registry.yarnpkg.com/esprima/-/esprima-3.1.3.tgz#fdca51cee6133895e3c88d535ce49dbff62a4633"
 
 esprima@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/esprima/-/esprima-4.0.0.tgz#4499eddcd1110e0b218bacf2fa7f7f59f55ca804"
 
-estraverse@^1.9.1:
-  version "1.9.3"
-  resolved "https://registry.yarnpkg.com/estraverse/-/estraverse-1.9.3.tgz#af67f2dc922582415950926091a4005d29c9bb44"
+estraverse@^4.2.0:
+  version "4.2.0"
+  resolved "https://registry.yarnpkg.com/estraverse/-/estraverse-4.2.0.tgz#0dee3fed31fcd469618ce7342099fc1afa0bdb13"
 
 esutils@^1.1.6:
   version "1.1.6"
@@ -777,17 +773,17 @@ esutils@^2.0.2:
   resolved "https://registry.yarnpkg.com/esutils/-/esutils-2.0.2.tgz#0abf4f1caa5bcb1f7a9d8acc6dea4faaa04bac9b"
 
 exec-sh@^0.2.0:
-  version "0.2.0"
-  resolved "https://registry.yarnpkg.com/exec-sh/-/exec-sh-0.2.0.tgz#14f75de3f20d286ef933099b2ce50a90359cef10"
+  version "0.2.1"
+  resolved "https://registry.yarnpkg.com/exec-sh/-/exec-sh-0.2.1.tgz#163b98a6e89e6b65b47c2a28d215bc1f63989c38"
   dependencies:
     merge "^1.1.3"
 
-execa@^0.5.0:
-  version "0.5.1"
-  resolved "https://registry.yarnpkg.com/execa/-/execa-0.5.1.tgz#de3fb85cb8d6e91c85bcbceb164581785cb57b36"
+execa@^0.7.0:
+  version "0.7.0"
+  resolved "https://registry.yarnpkg.com/execa/-/execa-0.7.0.tgz#944becd34cc41ee32a63a9faf27ad5a65fc59777"
   dependencies:
-    cross-spawn "^4.0.0"
-    get-stream "^2.2.0"
+    cross-spawn "^5.0.1"
+    get-stream "^3.0.0"
     is-stream "^1.1.0"
     npm-run-path "^2.0.0"
     p-finally "^1.0.0"
@@ -806,17 +802,6 @@ expand-range@^1.8.1:
   dependencies:
     fill-range "^2.1.0"
 
-expect@^21.0.0:
-  version "21.0.0"
-  resolved "https://registry.yarnpkg.com/expect/-/expect-21.0.0.tgz#55fbb07e989479863663975ae8e9ec51753c99ca"
-  dependencies:
-    ansi-styles "^3.2.0"
-    jest-diff "^21.0.0"
-    jest-get-type "^21.0.0"
-    jest-matcher-utils "^21.0.0"
-    jest-message-util "^21.0.0"
-    jest-regex-util "^21.0.0"
-
 expect@^21.1.0:
   version "21.1.0"
   resolved "https://registry.yarnpkg.com/expect/-/expect-21.1.0.tgz#1c138ec803c72d28cbd10dfe97104966d967c24a"
@@ -828,7 +813,7 @@ expect@^21.1.0:
     jest-message-util "^21.1.0"
     jest-regex-util "^21.1.0"
 
-extend@~3.0.0, extend@~3.0.1:
+extend@~3.0.1:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/extend/-/extend-3.0.1.tgz#a755ea7bc1adfcc5a31ce7e762dbaadc5e636444"
 
@@ -838,17 +823,17 @@ extglob@^0.3.1:
   dependencies:
     is-extglob "^1.0.0"
 
-extsprintf@1.0.2:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/extsprintf/-/extsprintf-1.0.2.tgz#e1080e0658e300b06294990cc70e1502235fd550"
+extsprintf@1.3.0, extsprintf@^1.2.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/extsprintf/-/extsprintf-1.3.0.tgz#96918440e3041a7a414f8c52e3c574eb3c3e1e05"
 
 fast-deep-equal@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/fast-deep-equal/-/fast-deep-equal-1.0.0.tgz#96256a3bc975595eb36d82e9929d060d893439ff"
 
 fast-diff@^1.1.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/fast-diff/-/fast-diff-1.1.1.tgz#0aea0e4e605b6a2189f0e936d4b7fbaf1b7cfd9b"
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/fast-diff/-/fast-diff-1.1.2.tgz#4b62c42b8e03de3f848460b639079920695d0154"
 
 fast-levenshtein@~2.0.4:
   version "2.0.6"
@@ -894,6 +879,12 @@ find-up@^2.0.0, find-up@^2.1.0:
   dependencies:
     locate-path "^2.0.0"
 
+for-each@~0.3.2:
+  version "0.3.2"
+  resolved "https://registry.yarnpkg.com/for-each/-/for-each-0.3.2.tgz#2c40450b9348e97f281322593ba96704b9abd4d4"
+  dependencies:
+    is-function "~1.0.0"
+
 for-in@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/for-in/-/for-in-1.0.2.tgz#81068d295a8142ec0ac726c6e2200c30fb6d5e80"
@@ -904,18 +895,14 @@ for-own@^0.1.4:
   dependencies:
     for-in "^1.0.1"
 
+foreach@^2.0.5:
+  version "2.0.5"
+  resolved "https://registry.yarnpkg.com/foreach/-/foreach-2.0.5.tgz#0bee005018aeb260d0a3af3ae658dd0136ec1b99"
+
 forever-agent@~0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/forever-agent/-/forever-agent-0.6.1.tgz#fbc71f0c41adeb37f96c577ad1ed42d8fdacca91"
 
-form-data@~2.1.1:
-  version "2.1.4"
-  resolved "https://registry.yarnpkg.com/form-data/-/form-data-2.1.4.tgz#33c183acf193276ecaa98143a69e94bfee1750d1"
-  dependencies:
-    asynckit "^0.4.0"
-    combined-stream "^1.0.5"
-    mime-types "^2.1.12"
-
 form-data@~2.3.1:
   version "2.3.1"
   resolved "https://registry.yarnpkg.com/form-data/-/form-data-2.3.1.tgz#6fb94fbd71885306d73d15cc497fe4cc4ecd44bf"
@@ -925,11 +912,11 @@ form-data@~2.3.1:
     mime-types "^2.1.12"
 
 fs-extra@^4.0.0:
-  version "4.0.1"
-  resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-4.0.1.tgz#7fc0c6c8957f983f57f306a24e5b9ddd8d0dd880"
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-4.0.2.tgz#f91704c53d1b461f893452b0c307d9997647ab6b"
   dependencies:
     graceful-fs "^4.1.2"
-    jsonfile "^3.0.0"
+    jsonfile "^4.0.0"
     universalify "^0.1.0"
 
 fs.realpath@^1.0.0:
@@ -960,6 +947,10 @@ fstream@^1.0.0, fstream@^1.0.10, fstream@^1.0.2:
     mkdirp ">=0.5 0"
     rimraf "2"
 
+function-bind@^1.0.2, function-bind@^1.1.1, function-bind@~1.1.0:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.1.tgz#a56899d3ea3c9bab874bb9773b7c5ede92f4895d"
+
 gauge@~2.7.3:
   version "2.7.4"
   resolved "https://registry.yarnpkg.com/gauge/-/gauge-2.7.4.tgz#2c03405c7538c39d7eb37b317022e325fb018bf7"
@@ -977,12 +968,9 @@ get-caller-file@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-1.0.2.tgz#f702e63127e7e231c160a80c1554acb70d5047e5"
 
-get-stream@^2.2.0:
-  version "2.3.1"
-  resolved "https://registry.yarnpkg.com/get-stream/-/get-stream-2.3.1.tgz#5f38f93f346009666ee0150a054167f91bdd95de"
-  dependencies:
-    object-assign "^4.0.1"
-    pinkie-promise "^2.0.0"
+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 "0.1.7"
@@ -1003,7 +991,7 @@ glob-parent@^2.0.0:
   dependencies:
     is-glob "^2.0.0"
 
-glob@^7.0.3, glob@^7.0.5, glob@^7.1.1, glob@^7.1.2:
+glob@^7.0.3, glob@^7.0.5, glob@^7.1.1, glob@^7.1.2, glob@~7.1.2:
   version "7.1.2"
   resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.2.tgz#c19c9df9a028702d678612384a6552404c636d15"
   dependencies:
@@ -1014,7 +1002,7 @@ glob@^7.0.3, glob@^7.0.5, glob@^7.1.1, glob@^7.1.2:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
-globals@^9.0.0:
+globals@^9.18.0:
   version "9.18.0"
   resolved "https://registry.yarnpkg.com/globals/-/globals-9.18.0.tgz#aa3896b3e69b487f17e31ed2143d69a8e30c2d8a"
 
@@ -1036,21 +1024,10 @@ handlebars@^4.0.3:
   optionalDependencies:
     uglify-js "^2.6"
 
-har-schema@^1.0.5:
-  version "1.0.5"
-  resolved "https://registry.yarnpkg.com/har-schema/-/har-schema-1.0.5.tgz#d263135f43307c02c602afc8fe95970c0151369e"
-
 har-schema@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/har-schema/-/har-schema-2.0.0.tgz#a94c2224ebcac04782a0d9035521f24735b7ec92"
 
-har-validator@~4.2.1:
-  version "4.2.1"
-  resolved "https://registry.yarnpkg.com/har-validator/-/har-validator-4.2.1.tgz#33481d0f1bbff600dd203d75812a6a5fba002e2a"
-  dependencies:
-    ajv "^4.9.1"
-    har-schema "^1.0.5"
-
 har-validator@~5.0.3:
   version "5.0.3"
   resolved "https://registry.yarnpkg.com/har-validator/-/har-validator-5.0.3.tgz#ba402c266194f15956ef15e0fcf242993f6a7dfd"
@@ -1076,14 +1053,11 @@ has-unicode@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/has-unicode/-/has-unicode-2.0.1.tgz#e0e6fe6a28cf51138855e086d1691e771de2a8b9"
 
-hawk@~3.1.3:
-  version "3.1.3"
-  resolved "https://registry.yarnpkg.com/hawk/-/hawk-3.1.3.tgz#078444bd7c1640b0fe540d2c9b73d59678e8e1c4"
+has@^1.0.1, has@~1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/has/-/has-1.0.1.tgz#8461733f538b0837c9361e39a9ab9e9704dc2f28"
   dependencies:
-    boom "2.x.x"
-    cryptiles "2.x.x"
-    hoek "2.x.x"
-    sntp "1.x.x"
+    function-bind "^1.0.2"
 
 hawk@~6.0.2:
   version "6.0.2"
@@ -1094,10 +1068,6 @@ hawk@~6.0.2:
     hoek "4.x.x"
     sntp "2.x.x"
 
-hoek@2.x.x:
-  version "2.16.3"
-  resolved "https://registry.yarnpkg.com/hoek/-/hoek-2.16.3.tgz#20bb7403d3cea398e91dc4710a8ff1b8274a25ed"
-
 hoek@4.x.x:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/hoek/-/hoek-4.2.0.tgz#72d9d0754f7fe25ca2d01ad8f8f9a9449a89526d"
@@ -1130,14 +1100,6 @@ htmlparser2@^3.9.1:
     inherits "^2.0.1"
     readable-stream "^2.0.2"
 
-http-signature@~1.1.0:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/http-signature/-/http-signature-1.1.1.tgz#df72e267066cd0ac67fb76adf8e134a8fbcf91bf"
-  dependencies:
-    assert-plus "^0.2.0"
-    jsprim "^1.2.2"
-    sshpk "^1.7.0"
-
 http-signature@~1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/http-signature/-/http-signature-1.2.0.tgz#9aecd925114772f3d95b65a60abb8f7c18fbace1"
@@ -1169,7 +1131,7 @@ ini@~1.3.0:
   version "1.3.4"
   resolved "https://registry.yarnpkg.com/ini/-/ini-1.3.4.tgz#0537cb79daf59b59a1a517dff706c86ec039162e"
 
-invariant@^2.2.0:
+invariant@^2.2.2:
   version "2.2.2"
   resolved "https://registry.yarnpkg.com/invariant/-/invariant-2.2.2.tgz#9e1f56ac0acdb6bf303306f338be3b204ae60360"
   dependencies:
@@ -1193,12 +1155,20 @@ is-builtin-module@^1.0.0:
   dependencies:
     builtin-modules "^1.0.0"
 
+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"
+
 is-dotfile@^1.0.0:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/is-dotfile/-/is-dotfile-1.0.3.tgz#a6a2f32ffd2dfb04f5ca25ecd0f6b83cf798a1e1"
@@ -1233,6 +1203,10 @@ is-fullwidth-code-point@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz#a3b30a5c4f199183167aaab93beefae3ddfb654f"
 
+is-function@~1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/is-function/-/is-function-1.0.1.tgz#12cfb98b65b57dd3d193a3121f5f6e2f437602b5"
+
 is-glob@^2.0.0, is-glob@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/is-glob/-/is-glob-2.0.1.tgz#d096f926a3ded5600f3fdfd91198cb0888c2d863"
@@ -1259,10 +1233,20 @@ is-primitive@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/is-primitive/-/is-primitive-2.0.0.tgz#207bab91638499c07b2adf240a41a87210034575"
 
+is-regex@^1.0.4:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/is-regex/-/is-regex-1.0.4.tgz#5517489b547091b0930e095654ced25ee97e9491"
+  dependencies:
+    has "^1.0.1"
+
 is-stream@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/is-stream/-/is-stream-1.1.0.tgz#12d4a3dd4e68e0b79ceb8dbc84173ae80d91ca44"
 
+is-symbol@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/is-symbol/-/is-symbol-1.0.1.tgz#3cc59f00025194b6ab2e38dbae6689256b660572"
+
 is-typedarray@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/is-typedarray/-/is-typedarray-1.0.0.tgz#e479c80858df0c1b11ddda6940f96011fcda4a9a"
@@ -1294,17 +1278,17 @@ isstream@~0.1.2:
   resolved "https://registry.yarnpkg.com/isstream/-/isstream-0.1.2.tgz#47e63f7af55afa6f92e1500e690eb8b8529c099a"
 
 istanbul-api@^1.1.1:
-  version "1.1.10"
-  resolved "https://registry.yarnpkg.com/istanbul-api/-/istanbul-api-1.1.10.tgz#f27e5e7125c8de13f6a80661af78f512e5439b2b"
+  version "1.1.14"
+  resolved "https://registry.yarnpkg.com/istanbul-api/-/istanbul-api-1.1.14.tgz#25bc5701f7c680c0ffff913de46e3619a3a6e680"
   dependencies:
     async "^2.1.4"
     fileset "^2.0.2"
     istanbul-lib-coverage "^1.1.1"
     istanbul-lib-hook "^1.0.7"
-    istanbul-lib-instrument "^1.7.3"
+    istanbul-lib-instrument "^1.8.0"
     istanbul-lib-report "^1.1.1"
     istanbul-lib-source-maps "^1.2.1"
-    istanbul-reports "^1.1.1"
+    istanbul-reports "^1.1.2"
     js-yaml "^3.7.0"
     mkdirp "^0.5.1"
     once "^1.4.0"
@@ -1319,15 +1303,15 @@ istanbul-lib-hook@^1.0.7:
   dependencies:
     append-transform "^0.4.0"
 
-istanbul-lib-instrument@^1.4.2, istanbul-lib-instrument@^1.7.2, istanbul-lib-instrument@^1.7.3:
-  version "1.7.3"
-  resolved "https://registry.yarnpkg.com/istanbul-lib-instrument/-/istanbul-lib-instrument-1.7.3.tgz#925b239163eabdd68cc4048f52c2fa4f899ecfa7"
+istanbul-lib-instrument@^1.4.2, istanbul-lib-instrument@^1.7.5, istanbul-lib-instrument@^1.8.0:
+  version "1.8.0"
+  resolved "https://registry.yarnpkg.com/istanbul-lib-instrument/-/istanbul-lib-instrument-1.8.0.tgz#66f6c9421cc9ec4704f76f2db084ba9078a2b532"
   dependencies:
     babel-generator "^6.18.0"
     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"
 
@@ -1350,9 +1334,9 @@ istanbul-lib-source-maps@^1.1.0, istanbul-lib-source-maps@^1.2.1:
     rimraf "^2.6.1"
     source-map "^0.5.3"
 
-istanbul-reports@^1.1.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/istanbul-reports/-/istanbul-reports-1.1.1.tgz#042be5c89e175bc3f86523caab29c014e77fee4e"
+istanbul-reports@^1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/istanbul-reports/-/istanbul-reports-1.1.2.tgz#0fb2e3f6aa9922bd3ce45d05d8ab4d5e8e07bd4f"
   dependencies:
     handlebars "^4.0.3"
 
@@ -1396,23 +1380,7 @@ jest-cli@^21.1.0:
     worker-farm "^1.3.1"
     yargs "^9.0.0"
 
-jest-config@^21.0.0:
-  version "21.0.0"
-  resolved "https://registry.yarnpkg.com/jest-config/-/jest-config-21.0.0.tgz#81dcb20d15971f31bf44a82c6fe85b4423d98d95"
-  dependencies:
-    chalk "^2.0.1"
-    glob "^7.1.1"
-    jest-environment-jsdom "^21.0.0"
-    jest-environment-node "^21.0.0"
-    jest-get-type "^21.0.0"
-    jest-jasmine2 "^21.0.0"
-    jest-regex-util "^21.0.0"
-    jest-resolve "^21.0.0"
-    jest-util "^21.0.0"
-    jest-validate "^21.0.0"
-    pretty-format "^21.0.0"
-
-jest-config@^21.1.0:
+jest-config@^21.0.0, jest-config@^21.1.0:
   version "21.1.0"
   resolved "https://registry.yarnpkg.com/jest-config/-/jest-config-21.1.0.tgz#7ef8778af679de30dad75e355a0dfbb0330b8d2f"
   dependencies:
@@ -1428,15 +1396,6 @@ jest-config@^21.1.0:
     jest-validate "^21.1.0"
     pretty-format "^21.1.0"
 
-jest-diff@^21.0.0:
-  version "21.0.0"
-  resolved "https://registry.yarnpkg.com/jest-diff/-/jest-diff-21.0.0.tgz#b996ba2963a783125e6bc59fd5623bce67df7f17"
-  dependencies:
-    chalk "^2.0.1"
-    diff "^3.2.0"
-    jest-get-type "^21.0.0"
-    pretty-format "^21.0.0"
-
 jest-diff@^21.1.0:
   version "21.1.0"
   resolved "https://registry.yarnpkg.com/jest-diff/-/jest-diff-21.1.0.tgz#ca4c9d40272a6901dcde6c4c0bb2f568c363cc42"
@@ -1446,22 +1405,10 @@ jest-diff@^21.1.0:
     jest-get-type "^21.0.2"
     pretty-format "^21.1.0"
 
-jest-docblock@^20.0.1:
-  version "20.0.3"
-  resolved "https://registry.yarnpkg.com/jest-docblock/-/jest-docblock-20.0.3.tgz#17bea984342cc33d83c50fbe1545ea0efaa44712"
-
-jest-docblock@^21.1.0:
+jest-docblock@^21.0.0, jest-docblock@^21.1.0:
   version "21.1.0"
   resolved "https://registry.yarnpkg.com/jest-docblock/-/jest-docblock-21.1.0.tgz#43154be2441fb91403e36bb35cb791a5017cea81"
 
-jest-environment-jsdom@^21.0.0:
-  version "21.0.0"
-  resolved "https://registry.yarnpkg.com/jest-environment-jsdom/-/jest-environment-jsdom-21.0.0.tgz#1d53e34b1656254b8c539700e35360d8f8ebb579"
-  dependencies:
-    jest-mock "^21.0.0"
-    jest-util "^21.0.0"
-    jsdom "^9.12.0"
-
 jest-environment-jsdom@^21.1.0:
   version "21.1.0"
   resolved "https://registry.yarnpkg.com/jest-environment-jsdom/-/jest-environment-jsdom-21.1.0.tgz#40729a60cd4544625f7d3a33c32bdaad63e57db7"
@@ -1470,13 +1417,6 @@ jest-environment-jsdom@^21.1.0:
     jest-util "^21.1.0"
     jsdom "^9.12.0"
 
-jest-environment-node@^21.0.0:
-  version "21.0.0"
-  resolved "https://registry.yarnpkg.com/jest-environment-node/-/jest-environment-node-21.0.0.tgz#ffc781b82569f3f4bc2d8fb8f1ea7373cb11f043"
-  dependencies:
-    jest-mock "^21.0.0"
-    jest-util "^21.0.0"
-
 jest-environment-node@^21.1.0:
   version "21.1.0"
   resolved "https://registry.yarnpkg.com/jest-environment-node/-/jest-environment-node-21.1.0.tgz#a11fd611e8ae6c3e02b785aa1b12a3009f4fd0f1"
@@ -1484,10 +1424,6 @@ jest-environment-node@^21.1.0:
     jest-mock "^21.1.0"
     jest-util "^21.1.0"
 
-jest-get-type@^21.0.0:
-  version "21.0.0"
-  resolved "https://registry.yarnpkg.com/jest-get-type/-/jest-get-type-21.0.0.tgz#ed8667533c0a24a4feebbf492661f23abac3620b"
-
 jest-get-type@^21.0.2:
   version "21.0.2"
   resolved "https://registry.yarnpkg.com/jest-get-type/-/jest-get-type-21.0.2.tgz#304e6b816dd33cd1f47aba0597bcad258a509fc6"
@@ -1503,19 +1439,6 @@ jest-haste-map@^21.1.0:
     sane "^2.0.0"
     worker-farm "^1.3.1"
 
-jest-jasmine2@^21.0.0:
-  version "21.0.0"
-  resolved "https://registry.yarnpkg.com/jest-jasmine2/-/jest-jasmine2-21.0.0.tgz#539725989e45ab0b00029fcf37bc679aa39c2941"
-  dependencies:
-    chalk "^2.0.1"
-    expect "^21.0.0"
-    graceful-fs "^4.1.11"
-    jest-diff "^21.0.0"
-    jest-matcher-utils "^21.0.0"
-    jest-message-util "^21.0.0"
-    jest-snapshot "^21.0.0"
-    p-cancelable "^0.3.0"
-
 jest-jasmine2@^21.1.0:
   version "21.1.0"
   resolved "https://registry.yarnpkg.com/jest-jasmine2/-/jest-jasmine2-21.1.0.tgz#975c3cd3ecd9d50d385bfe3c680dd61979f50c9c"
@@ -1529,14 +1452,6 @@ jest-jasmine2@^21.1.0:
     jest-snapshot "^21.1.0"
     p-cancelable "^0.3.0"
 
-jest-matcher-utils@^21.0.0:
-  version "21.0.0"
-  resolved "https://registry.yarnpkg.com/jest-matcher-utils/-/jest-matcher-utils-21.0.0.tgz#493dc25b9ed6a23a61802ca20656f0f1c16f15b1"
-  dependencies:
-    chalk "^2.0.1"
-    jest-get-type "^21.0.0"
-    pretty-format "^21.0.0"
-
 jest-matcher-utils@^21.1.0:
   version "21.1.0"
   resolved "https://registry.yarnpkg.com/jest-matcher-utils/-/jest-matcher-utils-21.1.0.tgz#b02e237b287c58915ce9a5bf3c7138dba95125a7"
@@ -1545,14 +1460,6 @@ jest-matcher-utils@^21.1.0:
     jest-get-type "^21.0.2"
     pretty-format "^21.1.0"
 
-jest-message-util@^21.0.0:
-  version "21.0.0"
-  resolved "https://registry.yarnpkg.com/jest-message-util/-/jest-message-util-21.0.0.tgz#cd49c2e91d7a227e622884c418185a1a7cbe1fd6"
-  dependencies:
-    chalk "^2.0.1"
-    micromatch "^2.3.11"
-    slash "^1.0.0"
-
 jest-message-util@^21.1.0:
   version "21.1.0"
   resolved "https://registry.yarnpkg.com/jest-message-util/-/jest-message-util-21.1.0.tgz#7f9a52535d1a640af0d4c800edde737e14ea0526"
@@ -1561,10 +1468,6 @@ jest-message-util@^21.1.0:
     micromatch "^2.3.11"
     slash "^1.0.0"
 
-jest-mock@^21.0.0:
-  version "21.0.0"
-  resolved "https://registry.yarnpkg.com/jest-mock/-/jest-mock-21.0.0.tgz#948fdbb44ef702ca998e078ca62b4968780e102e"
-
 jest-mock@^21.1.0:
   version "21.1.0"
   resolved "https://registry.yarnpkg.com/jest-mock/-/jest-mock-21.1.0.tgz#c4dddfa893a0b120b72b5ae87c7506745213a790"
@@ -1579,10 +1482,6 @@ jest-playback@1.0.1:
     nock "^9.0.13"
     rev-hash "^2.0.0"
 
-jest-regex-util@^21.0.0:
-  version "21.0.0"
-  resolved "https://registry.yarnpkg.com/jest-regex-util/-/jest-regex-util-21.0.0.tgz#f13c382a1c55515c20471390ab38e5d71cbd320e"
-
 jest-regex-util@^21.1.0:
   version "21.1.0"
   resolved "https://registry.yarnpkg.com/jest-regex-util/-/jest-regex-util-21.1.0.tgz#59e4bad74f5ffd62a3835225f9bc1ee3796b5adb"
@@ -1593,14 +1492,6 @@ jest-resolve-dependencies@^21.1.0:
   dependencies:
     jest-regex-util "^21.1.0"
 
-jest-resolve@^21.0.0:
-  version "21.0.0"
-  resolved "https://registry.yarnpkg.com/jest-resolve/-/jest-resolve-21.0.0.tgz#04d3939203633cc57ae8219b34ad42687dd8d111"
-  dependencies:
-    browser-resolve "^1.11.2"
-    chalk "^2.0.1"
-    is-builtin-module "^1.0.0"
-
 jest-resolve@^21.1.0:
   version "21.1.0"
   resolved "https://registry.yarnpkg.com/jest-resolve/-/jest-resolve-21.1.0.tgz#6bb806ca5ad876c250044fe62f298321d2da5c06"
@@ -1646,17 +1537,6 @@ jest-runtime@^21.1.0:
     write-file-atomic "^2.1.0"
     yargs "^9.0.0"
 
-jest-snapshot@^21.0.0:
-  version "21.0.0"
-  resolved "https://registry.yarnpkg.com/jest-snapshot/-/jest-snapshot-21.0.0.tgz#00b582b13ef42112bd431b498e37f7829b30cd66"
-  dependencies:
-    chalk "^2.0.1"
-    jest-diff "^21.0.0"
-    jest-matcher-utils "^21.0.0"
-    mkdirp "^0.5.1"
-    natural-compare "^1.4.0"
-    pretty-format "^21.0.0"
-
 jest-snapshot@^21.1.0:
   version "21.1.0"
   resolved "https://registry.yarnpkg.com/jest-snapshot/-/jest-snapshot-21.1.0.tgz#a5fa9d52847d8f52e19a1df6ccae9de699193ccc"
@@ -1668,19 +1548,7 @@ jest-snapshot@^21.1.0:
     natural-compare "^1.4.0"
     pretty-format "^21.1.0"
 
-jest-util@^21.0.0:
-  version "21.0.0"
-  resolved "https://registry.yarnpkg.com/jest-util/-/jest-util-21.0.0.tgz#62b3a3ec3ff91022ef7e1ffbcf3293424715919f"
-  dependencies:
-    callsites "^2.0.0"
-    chalk "^2.0.1"
-    graceful-fs "^4.1.11"
-    jest-message-util "^21.0.0"
-    jest-mock "^21.0.0"
-    jest-validate "^21.0.0"
-    mkdirp "^0.5.1"
-
-jest-util@^21.1.0:
+jest-util@^21.0.0, jest-util@^21.1.0:
   version "21.1.0"
   resolved "https://registry.yarnpkg.com/jest-util/-/jest-util-21.1.0.tgz#f92ff756422cc0609ddf5a9bfa4d34b2835d8c30"
   dependencies:
@@ -1692,15 +1560,6 @@ jest-util@^21.1.0:
     jest-validate "^21.1.0"
     mkdirp "^0.5.1"
 
-jest-validate@^21.0.0:
-  version "21.0.0"
-  resolved "https://registry.yarnpkg.com/jest-validate/-/jest-validate-21.0.0.tgz#f906d54eca2a485ffbfb2d8a7d58831c026e6dd5"
-  dependencies:
-    chalk "^2.0.1"
-    jest-get-type "^21.0.0"
-    leven "^2.1.0"
-    pretty-format "^21.0.0"
-
 jest-validate@^21.1.0:
   version "21.1.0"
   resolved "https://registry.yarnpkg.com/jest-validate/-/jest-validate-21.1.0.tgz#39d01115544a758bce49f221a5fcbb24ebdecc65"
@@ -1716,13 +1575,13 @@ jest@21.1.0:
   dependencies:
     jest-cli "^21.1.0"
 
-js-tokens@^3.0.0:
+js-tokens@^3.0.0, js-tokens@^3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-3.0.2.tgz#9866df395102130e38f7f996bceb65443209c25b"
 
 js-yaml@^3.7.0:
-  version "3.9.0"
-  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.9.0.tgz#4ffbbf25c2ac963b8299dc74da7e3740de1c18ce"
+  version "3.10.0"
+  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.10.0.tgz#2e78441646bd4682e963f22b6e92823c309c62dc"
   dependencies:
     argparse "^1.0.7"
     esprima "^4.0.0"
@@ -1777,13 +1636,13 @@ json-stringify-safe@^5.0.1, json-stringify-safe@~5.0.1:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz#1296a2d58fd45f19a0f6ce01d65701e2c735b6eb"
 
-json5@^0.5.0:
+json5@^0.5.1:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/json5/-/json5-0.5.1.tgz#1eade7acc012034ad84e2396767ead9fa5495821"
 
-jsonfile@^3.0.0:
-  version "3.0.1"
-  resolved "https://registry.yarnpkg.com/jsonfile/-/jsonfile-3.0.1.tgz#a5ecc6f65f53f662c4415c7675a0331d0992ec66"
+jsonfile@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/jsonfile/-/jsonfile-4.0.0.tgz#8771aae0799b64076b76640fca058f9c10e33ecb"
   optionalDependencies:
     graceful-fs "^4.1.6"
 
@@ -1792,13 +1651,13 @@ jsonify@~0.0.0:
   resolved "https://registry.yarnpkg.com/jsonify/-/jsonify-0.0.0.tgz#2c74b6ee41d93ca51b7b5aaee8f503631d252a73"
 
 jsprim@^1.2.2:
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/jsprim/-/jsprim-1.4.0.tgz#a3b87e40298d8c380552d8cc7628a0bb95a22918"
+  version "1.4.1"
+  resolved "https://registry.yarnpkg.com/jsprim/-/jsprim-1.4.1.tgz#313e66bc1e5cc06e438bc1b7499c2e5c56acb6a2"
   dependencies:
     assert-plus "1.0.0"
-    extsprintf "1.0.2"
+    extsprintf "1.3.0"
     json-schema "0.2.3"
-    verror "1.3.6"
+    verror "1.10.0"
 
 kind-of@^3.0.2:
   version "3.2.2"
@@ -1923,7 +1782,7 @@ lodash.upperfirst@^4.3.1:
   version "4.3.1"
   resolved "https://registry.yarnpkg.com/lodash.upperfirst/-/lodash.upperfirst-4.3.1.tgz#1365edf431480481ef0d1c68957a5ed99d49f7ce"
 
-lodash@^4.14.0, lodash@^4.17.4, lodash@^4.2.0, lodash@~4.17.2:
+lodash@^4.14.0, lodash@^4.17.4, lodash@~4.17.2:
   version "4.17.4"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.4.tgz#78203a4d1c328ae1d86dca6460e369b57f4055ae"
 
@@ -1988,21 +1847,11 @@ micromatch@^2.1.5, micromatch@^2.3.11:
     parse-glob "^3.0.4"
     regex-cache "^0.4.2"
 
-mime-db@~1.27.0:
-  version "1.27.0"
-  resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.27.0.tgz#820f572296bbd20ec25ed55e5b5de869e5436eb1"
-
 mime-db@~1.30.0:
   version "1.30.0"
   resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.30.0.tgz#74c643da2dd9d6a45399963465b26d5ca7d71f01"
 
-mime-types@^2.1.12, mime-types@~2.1.7:
-  version "2.1.15"
-  resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.15.tgz#a4ebf5064094569237b8cf70046776d09fc92aed"
-  dependencies:
-    mime-db "~1.27.0"
-
-mime-types@~2.1.17:
+mime-types@^2.1.12, mime-types@~2.1.17:
   version "2.1.17"
   resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.17.tgz#09d7a393f03e995a79f8af857b70a9e0ab16557a"
   dependencies:
@@ -2018,14 +1867,18 @@ minimatch@^3.0.0, minimatch@^3.0.2, minimatch@^3.0.3, minimatch@^3.0.4:
   dependencies:
     brace-expansion "^1.1.7"
 
-minimist@0.0.8, minimist@~0.0.1:
+minimist@0.0.8:
   version "0.0.8"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.8.tgz#857fcabfc3397d2625b8228262e86aa7a011b05d"
 
-minimist@^1.1.1, minimist@^1.2.0:
+minimist@^1.1.1, minimist@^1.2.0, minimist@~1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
 
+minimist@~0.0.1:
+  version "0.0.10"
+  resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.10.tgz#de3f98543dbf96082be48ad1a0c7cda836301dcf"
+
 "mkdirp@>=0.5 0", mkdirp@^0.5.0, mkdirp@^0.5.1:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
@@ -2045,8 +1898,8 @@ natural-compare@^1.4.0:
   resolved "https://registry.yarnpkg.com/natural-compare/-/natural-compare-1.4.0.tgz#4abebfeed7541f2c27acfb29bdbbd15c8d5ba4f7"
 
 nock@^9.0.13:
-  version "9.0.13"
-  resolved "https://registry.yarnpkg.com/nock/-/nock-9.0.13.tgz#d0bc39ef43d3179981e22b2e8ea069f916c5781a"
+  version "9.0.18"
+  resolved "https://registry.yarnpkg.com/nock/-/nock-9.0.18.tgz#814b6af376b8399d1bbcbaa17f1a458c653a719b"
   dependencies:
     chai ">=1.9.2 <4.0.0"
     debug "^2.2.0"
@@ -2056,6 +1909,7 @@ nock@^9.0.13:
     mkdirp "^0.5.0"
     propagate "0.4.0"
     qs "^6.0.2"
+    semver "^5.3.0"
 
 node-int64@^0.4.0:
   version "0.4.0"
@@ -2071,8 +1925,8 @@ node-notifier@^5.0.2:
     which "^1.2.12"
 
 node-pre-gyp@^0.6.36:
-  version "0.6.36"
-  resolved "https://registry.yarnpkg.com/node-pre-gyp/-/node-pre-gyp-0.6.36.tgz#db604112cb74e0d477554e9b505b17abddfab786"
+  version "0.6.37"
+  resolved "https://registry.yarnpkg.com/node-pre-gyp/-/node-pre-gyp-0.6.37.tgz#3c872b236b2e266e4140578fe1ee88f693323a05"
   dependencies:
     mkdirp "^0.5.1"
     nopt "^4.0.1"
@@ -2081,6 +1935,7 @@ node-pre-gyp@^0.6.36:
     request "^2.81.0"
     rimraf "^2.6.1"
     semver "^5.3.0"
+    tape "^4.6.3"
     tar "^2.2.1"
     tar-pack "^3.4.0"
 
@@ -2100,7 +1955,7 @@ normalize-package-data@^2.3.2:
     semver "2 || 3 || 4 || 5"
     validate-npm-package-license "^3.0.1"
 
-normalize-path@^2.0.1:
+normalize-path@^2.0.0, normalize-path@^2.0.1:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/normalize-path/-/normalize-path-2.1.1.tgz#1ab28b556e198363a8c1a6f7e6fa20137fe6aed9"
   dependencies:
@@ -2135,14 +1990,22 @@ number-is-nan@^1.0.0:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/nwmatcher/-/nwmatcher-1.4.1.tgz#7ae9b07b0ea804db7e25f05cb5fe4097d4e4949f"
 
-oauth-sign@~0.8.1, oauth-sign@~0.8.2:
+oauth-sign@~0.8.2:
   version "0.8.2"
   resolved "https://registry.yarnpkg.com/oauth-sign/-/oauth-sign-0.8.2.tgz#46a6ab7f0aead8deae9ec0565780b7d4efeb9d43"
 
-object-assign@^4.0.1, object-assign@^4.1.0:
+object-assign@^4.1.0:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
 
+object-inspect@~1.3.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/object-inspect/-/object-inspect-1.3.0.tgz#5b1eb8e6742e2ee83342a637034d844928ba2f6d"
+
+object-keys@^1.0.8:
+  version "1.0.11"
+  resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-1.0.11.tgz#c54601778ad560f1142ce0e01bcca8b56d13426d"
+
 object.omit@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/object.omit/-/object.omit-2.0.1.tgz#1a9c744829f39dbb858c76ca3579ae2a54ebd1fa"
@@ -2179,10 +2042,10 @@ os-homedir@^1.0.0:
   resolved "https://registry.yarnpkg.com/os-homedir/-/os-homedir-1.0.2.tgz#ffbc4988336e0e833de0c168c7ef152121aa7fb3"
 
 os-locale@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/os-locale/-/os-locale-2.0.0.tgz#15918ded510522b81ee7ae5a309d54f639fc39a4"
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/os-locale/-/os-locale-2.1.0.tgz#42bc2900a6b5b8bd17376c8e882b65afccf24bf2"
   dependencies:
-    execa "^0.5.0"
+    execa "^0.7.0"
     lcid "^1.0.0"
     mem "^1.1.0"
 
@@ -2244,7 +2107,7 @@ path-exists@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/path-exists/-/path-exists-3.0.0.tgz#ce0ebeaa5f78cb18925ea7d810d7b59b010fd515"
 
-path-is-absolute@^1.0.0:
+path-is-absolute@^1.0.0, path-is-absolute@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/path-is-absolute/-/path-is-absolute-1.0.1.tgz#174b9268735534ffbc7ace6bf53a5a9e1b5c5f5f"
 
@@ -2270,10 +2133,6 @@ path-type@^2.0.0:
   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"
-
 performance-now@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/performance-now/-/performance-now-2.1.0.tgz#6309f4e0e5fa913ec1c69307ae364b4b377c9e7b"
@@ -2318,13 +2177,6 @@ prettier@1.7.0:
   version "1.7.0"
   resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.7.0.tgz#47481588f41f7c90f63938feb202ac82554e7150"
 
-pretty-format@^21.0.0:
-  version "21.0.0"
-  resolved "https://registry.yarnpkg.com/pretty-format/-/pretty-format-21.0.0.tgz#bea1522c4c47e49b44db5b6fbf83e7737251f305"
-  dependencies:
-    ansi-regex "^3.0.0"
-    ansi-styles "^3.2.0"
-
 pretty-format@^21.1.0:
   version "21.1.0"
   resolved "https://registry.yarnpkg.com/pretty-format/-/pretty-format-21.1.0.tgz#557428254323832ee8b7c971cb613442bea67f61"
@@ -2332,7 +2184,7 @@ pretty-format@^21.1.0:
     ansi-regex "^3.0.0"
     ansi-styles "^3.2.0"
 
-private@^0.1.6:
+private@^0.1.7:
   version "0.1.7"
   resolved "https://registry.yarnpkg.com/private/-/private-0.1.7.tgz#68ce5e8a1ef0a23bb570cc28537b5332aba63ef1"
 
@@ -2356,11 +2208,7 @@ punycode@^1.4.1:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/punycode/-/punycode-1.4.1.tgz#c0d5a63b2718800ad8e1eb0fa5269c84dd41845e"
 
-qs@^6.0.2, qs@~6.4.0:
-  version "6.4.0"
-  resolved "https://registry.yarnpkg.com/qs/-/qs-6.4.0.tgz#13e26d28ad6b0ffaa91312cd3bf708ed351e7233"
-
-qs@~6.5.1:
+qs@^6.0.2, qs@~6.5.1:
   version "6.5.1"
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.5.1.tgz#349cdf6eef89ec45c12d7d5eb3fc0c870343a6d8"
 
@@ -2422,20 +2270,19 @@ readable-stream@^2.0.2, readable-stream@^2.0.6, readable-stream@^2.1.4:
     string_decoder "~1.0.3"
     util-deprecate "~1.0.1"
 
-regenerator-runtime@^0.10.0:
-  version "0.10.5"
-  resolved "https://registry.yarnpkg.com/regenerator-runtime/-/regenerator-runtime-0.10.5.tgz#336c3efc1220adcedda2c9fab67b5a7955a33658"
+regenerator-runtime@^0.11.0:
+  version "0.11.0"
+  resolved "https://registry.yarnpkg.com/regenerator-runtime/-/regenerator-runtime-0.11.0.tgz#7e54fe5b5ccd5d6624ea6255c3473be090b802e1"
 
 regex-cache@^0.4.2:
-  version "0.4.3"
-  resolved "https://registry.yarnpkg.com/regex-cache/-/regex-cache-0.4.3.tgz#9b1a6c35d4d0dfcef5711ae651e8e9d3d7114145"
+  version "0.4.4"
+  resolved "https://registry.yarnpkg.com/regex-cache/-/regex-cache-0.4.4.tgz#75bdc58a2a1496cec48a12835bc54c8d562336dd"
   dependencies:
     is-equal-shallow "^0.1.3"
-    is-primitive "^2.0.0"
 
 remove-trailing-separator@^1.0.1:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/remove-trailing-separator/-/remove-trailing-separator-1.0.2.tgz#69b062d978727ad14dc6b56ba4ab772fd8d70511"
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/remove-trailing-separator/-/remove-trailing-separator-1.1.0.tgz#c24bce2a283adad5bc3f58e0d48249b92379d8ef"
 
 repeat-element@^1.1.2:
   version "1.1.2"
@@ -2451,34 +2298,7 @@ repeating@^2.0.0:
   dependencies:
     is-finite "^1.0.0"
 
-request@^2.79.0, request@^2.81.0:
-  version "2.81.0"
-  resolved "https://registry.yarnpkg.com/request/-/request-2.81.0.tgz#c6928946a0e06c5f8d6f8a9333469ffda46298a0"
-  dependencies:
-    aws-sign2 "~0.6.0"
-    aws4 "^1.2.1"
-    caseless "~0.12.0"
-    combined-stream "~1.0.5"
-    extend "~3.0.0"
-    forever-agent "~0.6.1"
-    form-data "~2.1.1"
-    har-validator "~4.2.1"
-    hawk "~3.1.3"
-    http-signature "~1.1.0"
-    is-typedarray "~1.0.0"
-    isstream "~0.1.2"
-    json-stringify-safe "~5.0.1"
-    mime-types "~2.1.7"
-    oauth-sign "~0.8.1"
-    performance-now "^0.2.0"
-    qs "~6.4.0"
-    safe-buffer "^5.0.1"
-    stringstream "~0.0.4"
-    tough-cookie "~2.3.0"
-    tunnel-agent "^0.6.0"
-    uuid "^3.0.0"
-
-request@^2.82.0:
+request@^2.79.0, request@^2.81.0, request@^2.82.0:
   version "2.82.0"
   resolved "https://registry.yarnpkg.com/request/-/request-2.82.0.tgz#2ba8a92cd7ac45660ea2b10a53ae67cd247516ea"
   dependencies:
@@ -2517,12 +2337,18 @@ resolve@1.1.7:
   version "1.1.7"
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.1.7.tgz#203114d82ad2c5ed9e8e0411b3932875e889e97b"
 
-resolve@^1.3.2:
-  version "1.3.3"
-  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.3.3.tgz#655907c3469a8680dc2de3a275a8fdd69691f0e5"
+resolve@^1.3.2, resolve@~1.4.0:
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.4.0.tgz#a75be01c53da25d934a98ebd0e4c4a7312f92a86"
   dependencies:
     path-parse "^1.0.5"
 
+resumer@~0.0.0:
+  version "0.0.0"
+  resolved "https://registry.yarnpkg.com/resumer/-/resumer-0.0.0.tgz#f1e8f461e4064ba39e82af3cdc2a8c893d076759"
+  dependencies:
+    through "~2.3.4"
+
 rev-hash@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/rev-hash/-/rev-hash-2.0.0.tgz#7720a236ed0c258df3e64bec03ec048b05b924c4"
@@ -2534,8 +2360,8 @@ right-align@^0.1.1:
     align-text "^0.1.1"
 
 rimraf@2, rimraf@^2.5.1, rimraf@^2.6.1:
-  version "2.6.1"
-  resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.1.tgz#c2338ec643df7a1b7fe5c54fa86f57428a55f33d"
+  version "2.6.2"
+  resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.2.tgz#2ed8150d24a16ea8651e6d6ef0f47c4158ce7a36"
   dependencies:
     glob "^7.0.5"
 
@@ -2562,16 +2388,26 @@ sax@^1.2.1:
   resolved "https://registry.yarnpkg.com/sax/-/sax-1.2.4.tgz#2816234e2378bddc4e5354fab5caa895df7100d9"
 
 "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"
+  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"
 
+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"
+
 shellwords@^0.1.0:
-  version "0.1.0"
-  resolved "https://registry.yarnpkg.com/shellwords/-/shellwords-0.1.0.tgz#66afd47b6a12932d9071cbfd98a52e785cd0ba14"
+  version "0.1.1"
+  resolved "https://registry.yarnpkg.com/shellwords/-/shellwords-0.1.1.tgz#d6b9181c1a48d397324c84871efbcfc73fc0654b"
 
 signal-exit@^3.0.0, signal-exit@^3.0.2:
   version "3.0.2"
@@ -2581,21 +2417,15 @@ slash@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/slash/-/slash-1.0.0.tgz#c41f2f6c39fc16d1cd17ad4b5d896114ae470d55"
 
-sntp@1.x.x:
-  version "1.0.9"
-  resolved "https://registry.yarnpkg.com/sntp/-/sntp-1.0.9.tgz#6541184cc90aeea6c6e7b35e2659082443c66198"
-  dependencies:
-    hoek "2.x.x"
-
 sntp@2.x.x:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/sntp/-/sntp-2.0.2.tgz#5064110f0af85f7cfdb7d6b67a40028ce52b4b2b"
   dependencies:
     hoek "4.x.x"
 
-source-map-support@^0.4.0, source-map-support@^0.4.2, source-map-support@^0.4.4:
-  version "0.4.15"
-  resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.4.15.tgz#03202df65c06d2bd8c7ec2362a193056fef8d3b1"
+source-map-support@^0.4.0, source-map-support@^0.4.15, source-map-support@^0.4.4:
+  version "0.4.18"
+  resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.4.18.tgz#0286a6de8be42641338594e97ccea75f0a2c585f"
   dependencies:
     source-map "^0.5.6"
 
@@ -2605,15 +2435,9 @@ source-map@^0.4.4:
   dependencies:
     amdefine ">=0.0.4"
 
-source-map@^0.5.0, source-map@^0.5.3, source-map@^0.5.6, source-map@~0.5.1:
-  version "0.5.6"
-  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.6.tgz#75ce38f52bf0733c5a7f0c118d81334a2bb5f412"
-
-source-map@~0.2.0:
-  version "0.2.0"
-  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.2.0.tgz#dab73fbcfc2ba819b4de03bd6f6eaa48164b3f9d"
-  dependencies:
-    amdefine ">=0.0.4"
+source-map@^0.5.3, source-map@^0.5.6, source-map@~0.5.1, source-map@~0.5.6:
+  version "0.5.7"
+  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.7.tgz#8a039d2d1021d22d1ea14c80d8ea468ba2ef3fcc"
 
 spdx-correct@~1.0.0:
   version "1.0.2"
@@ -2663,19 +2487,27 @@ string-width@^1.0.1, string-width@^1.0.2:
     strip-ansi "^3.0.0"
 
 string-width@^2.0.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/string-width/-/string-width-2.1.0.tgz#030664561fc146c9423ec7d978fe2457437fe6d0"
+  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.prototype.trim@~1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/string.prototype.trim/-/string.prototype.trim-1.1.2.tgz#d04de2c89e137f4d7d206f086b5ed2fae6be8cea"
+  dependencies:
+    define-properties "^1.1.2"
+    es-abstract "^1.5.0"
+    function-bind "^1.0.2"
+
 string_decoder@~1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.0.3.tgz#0fc67d7c141825de94282dd536bec6b9bce860ab"
   dependencies:
     safe-buffer "~5.1.0"
 
-stringstream@~0.0.4, stringstream@~0.0.5:
+stringstream@~0.0.5:
   version "0.0.5"
   resolved "https://registry.yarnpkg.com/stringstream/-/stringstream-0.0.5.tgz#4e484cd4de5a0bbbee18e46307710a8a81621878"
 
@@ -2720,8 +2552,8 @@ supports-color@^3.1.2:
     has-flag "^1.0.0"
 
 supports-color@^4.0.0:
-  version "4.2.1"
-  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-4.2.1.tgz#65a4bb2631e90e02420dba5554c375a4754bb836"
+  version "4.4.0"
+  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-4.4.0.tgz#883f7ddabc165142b2a61427f3352ded195d1a3e"
   dependencies:
     has-flag "^2.0.0"
 
@@ -2729,6 +2561,24 @@ symbol-tree@^3.2.1:
   version "3.2.2"
   resolved "https://registry.yarnpkg.com/symbol-tree/-/symbol-tree-3.2.2.tgz#ae27db38f660a7ae2e1c3b7d1bc290819b8519e6"
 
+tape@^4.6.3:
+  version "4.8.0"
+  resolved "https://registry.yarnpkg.com/tape/-/tape-4.8.0.tgz#f6a9fec41cc50a1de50fa33603ab580991f6068e"
+  dependencies:
+    deep-equal "~1.0.1"
+    defined "~1.0.0"
+    for-each "~0.3.2"
+    function-bind "~1.1.0"
+    glob "~7.1.2"
+    has "~1.0.1"
+    inherits "~2.0.3"
+    minimist "~1.2.0"
+    object-inspect "~1.3.0"
+    resolve "~1.4.0"
+    resumer "~0.0.0"
+    string.prototype.trim "~1.1.2"
+    through "~2.3.8"
+
 tar-pack@^3.4.0:
   version "3.4.0"
   resolved "https://registry.yarnpkg.com/tar-pack/-/tar-pack-3.4.0.tgz#23be2d7f671a8339376cbdb0b8fe3fdebf317984"
@@ -2764,17 +2614,21 @@ throat@^4.0.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/throat/-/throat-4.1.0.tgz#89037cbc92c56ab18926e6ba4cbb200e15672a6a"
 
+through@~2.3.4, through@~2.3.8:
+  version "2.3.8"
+  resolved "https://registry.yarnpkg.com/through/-/through-2.3.8.tgz#0dd4c9ffaabc357960b1b724115d7e0e86a2e1f5"
+
 tmpl@1.0.x:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/tmpl/-/tmpl-1.0.4.tgz#23640dd7b42d00433911140820e5cf440e521dd1"
 
-to-fast-properties@^1.0.1:
+to-fast-properties@^1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/to-fast-properties/-/to-fast-properties-1.0.3.tgz#b83571fa4d8c25b82e231b06e3a3055de4ca1a47"
 
-tough-cookie@^2.3.2, tough-cookie@~2.3.0, tough-cookie@~2.3.2:
-  version "2.3.2"
-  resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.3.2.tgz#f081f76e4c85720e6c37a5faced737150d84072a"
+tough-cookie@^2.3.2, tough-cookie@~2.3.2:
+  version "2.3.3"
+  resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.3.3.tgz#0b618a5565b6dea90bf3425d04d55edc475a7561"
   dependencies:
     punycode "^1.4.1"
 
@@ -2891,15 +2745,9 @@ tsutils@^1.4.0:
   version "1.9.1"
   resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-1.9.1.tgz#b9f9ab44e55af9681831d5f28d0aeeaf5c750cb0"
 
-tsutils@^2.6.1, tsutils@^2.8.0:
-  version "2.8.0"
-  resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-2.8.0.tgz#0160173729b3bf138628dd14a1537e00851d814a"
-  dependencies:
-    tslib "^1.7.1"
-
-tsutils@^2.8.1:
-  version "2.8.1"
-  resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-2.8.1.tgz#3771404e7ca9f0bedf5d919a47a4b1890a68efff"
+tsutils@^2.6.1, tsutils@^2.8.0, tsutils@^2.8.1:
+  version "2.8.2"
+  resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-2.8.2.tgz#2c1486ba431260845b0ac6f902afd9d708a8ea6a"
   dependencies:
     tslib "^1.7.1"
 
@@ -2949,8 +2797,8 @@ uid-number@^0.0.6:
   resolved "https://registry.yarnpkg.com/uid-number/-/uid-number-0.0.6.tgz#0ea10e8035e8eb5b8e4449f06da1c730663baa81"
 
 universalify@^0.1.0:
-  version "0.1.0"
-  resolved "https://registry.yarnpkg.com/universalify/-/universalify-0.1.0.tgz#9eb1c4651debcc670cc94f1a75762332bb967778"
+  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"
@@ -2960,7 +2808,7 @@ util-deprecate@~1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"
 
-uuid@^3.0.0, uuid@^3.1.0:
+uuid@^3.1.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/uuid/-/uuid-3.1.0.tgz#3dd3d3e790abc24d7b0d3a034ffababe28ebbc04"
 
@@ -2977,11 +2825,13 @@ validate-npm-package-license@^3.0.1:
     spdx-correct "~1.0.0"
     spdx-expression-parse "~1.0.0"
 
-verror@1.3.6:
-  version "1.3.6"
-  resolved "https://registry.yarnpkg.com/verror/-/verror-1.3.6.tgz#cff5df12946d297d2baaefaa2689e25be01c005c"
+verror@1.10.0:
+  version "1.10.0"
+  resolved "https://registry.yarnpkg.com/verror/-/verror-1.10.0.tgz#3a105ca17053af55d6e270c1f8288682e18da400"
   dependencies:
-    extsprintf "1.0.2"
+    assert-plus "^1.0.0"
+    core-util-is "1.0.2"
+    extsprintf "^1.2.0"
 
 walker@~1.0.5:
   version "1.0.7"
@@ -2998,8 +2848,8 @@ webidl-conversions@^3.0.0:
   resolved "https://registry.yarnpkg.com/webidl-conversions/-/webidl-conversions-3.0.1.tgz#24534275e2a7bc6be7bc86611cc16ae0a5654871"
 
 webidl-conversions@^4.0.0:
-  version "4.0.1"
-  resolved "https://registry.yarnpkg.com/webidl-conversions/-/webidl-conversions-4.0.1.tgz#8015a17ab83e7e1b311638486ace81da6ce206a0"
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/webidl-conversions/-/webidl-conversions-4.0.2.tgz#a855980b1f0b6b359ba1d5d9fb39ae941faa63ad"
 
 whatwg-encoding@^1.0.1:
   version "1.0.1"
@@ -3019,8 +2869,8 @@ which-module@^2.0.0:
   resolved "https://registry.yarnpkg.com/which-module/-/which-module-2.0.0.tgz#d9ef07dce77b9902b8a3a8fa4b31c3e3f7e6e87a"
 
 which@^1.2.12, which@^1.2.9:
-  version "1.2.14"
-  resolved "https://registry.yarnpkg.com/which/-/which-1.2.14.tgz#9a87c4378f03e827cecaf1acdf56c736c01c14e5"
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/which/-/which-1.3.0.tgz#ff04bdfc010ee547d780bec38e1ac1c2777d253a"
   dependencies:
     isexe "^2.0.0"
 
@@ -3047,8 +2897,8 @@ wordwrap@~1.0.0:
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
 
 worker-farm@^1.3.1:
-  version "1.4.1"
-  resolved "https://registry.yarnpkg.com/worker-farm/-/worker-farm-1.4.1.tgz#a438bc993a7a7d133bcb6547c95eca7cff4897d8"
+  version "1.5.0"
+  resolved "https://registry.yarnpkg.com/worker-farm/-/worker-farm-1.5.0.tgz#adfdf0cd40581465ed0a1f648f9735722afd5c8d"
   dependencies:
     errno "^0.1.4"
     xtend "^4.0.1"
@@ -3113,8 +2963,8 @@ yargs@^8.0.1:
     yargs-parser "^7.0.0"
 
 yargs@^9.0.0:
-  version "9.0.0"
-  resolved "https://registry.yarnpkg.com/yargs/-/yargs-9.0.0.tgz#efe5b1ad3f94bdc20423411b90628eeec0b25f3c"
+  version "9.0.1"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-9.0.1.tgz#52acc23feecac34042078ee78c0c007f5085db4c"
   dependencies:
     camelcase "^4.1.0"
     cliui "^3.2.0"