diff --git a/package.json b/package.json
index a09e754f..a7465f76 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
     "ember-cli-version-checker": "^2.0.0",
     "extend": "^3.0.0",
     "fs-extra": "^5.0.0",
-    "istanbul-api": "^1.1.14",
+    "istanbul-api": "^2.0.1",
     "lodash.concat": "^4.5.0",
     "node-dir": "^0.1.16",
     "rsvp": "^4.8.1",
diff --git a/yarn.lock b/yarn.lock
index 91941e7e..beef753d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2,6 +2,86 @@
 # yarn lockfile v1
 
 
+"@babel/code-frame@7.0.0-beta.49":
+  version "7.0.0-beta.49"
+  resolved "https://registry.yarnpkg.com/@babel/code-frame/-/code-frame-7.0.0-beta.49.tgz#becd805482734440c9d137e46d77340e64d7f51b"
+  dependencies:
+    "@babel/highlight" "7.0.0-beta.49"
+
+"@babel/generator@7.0.0-beta.49":
+  version "7.0.0-beta.49"
+  resolved "https://registry.yarnpkg.com/@babel/generator/-/generator-7.0.0-beta.49.tgz#e9cffda913996accec793bbc25ab91bc19d0bf7a"
+  dependencies:
+    "@babel/types" "7.0.0-beta.49"
+    jsesc "^2.5.1"
+    lodash "^4.17.5"
+    source-map "^0.5.0"
+    trim-right "^1.0.1"
+
+"@babel/helper-function-name@7.0.0-beta.49":
+  version "7.0.0-beta.49"
+  resolved "https://registry.yarnpkg.com/@babel/helper-function-name/-/helper-function-name-7.0.0-beta.49.tgz#a25c1119b9f035278670126e0225c03041c8de32"
+  dependencies:
+    "@babel/helper-get-function-arity" "7.0.0-beta.49"
+    "@babel/template" "7.0.0-beta.49"
+    "@babel/types" "7.0.0-beta.49"
+
+"@babel/helper-get-function-arity@7.0.0-beta.49":
+  version "7.0.0-beta.49"
+  resolved "https://registry.yarnpkg.com/@babel/helper-get-function-arity/-/helper-get-function-arity-7.0.0-beta.49.tgz#cf5023f32d2ad92d087374939cec0951bcb51441"
+  dependencies:
+    "@babel/types" "7.0.0-beta.49"
+
+"@babel/helper-split-export-declaration@7.0.0-beta.49":
+  version "7.0.0-beta.49"
+  resolved "https://registry.yarnpkg.com/@babel/helper-split-export-declaration/-/helper-split-export-declaration-7.0.0-beta.49.tgz#40d78eda0968d011b1c52866e5746cfb23e57548"
+  dependencies:
+    "@babel/types" "7.0.0-beta.49"
+
+"@babel/highlight@7.0.0-beta.49":
+  version "7.0.0-beta.49"
+  resolved "https://registry.yarnpkg.com/@babel/highlight/-/highlight-7.0.0-beta.49.tgz#96bdc6b43e13482012ba6691b1018492d39622cc"
+  dependencies:
+    chalk "^2.0.0"
+    esutils "^2.0.2"
+    js-tokens "^3.0.0"
+
+"@babel/parser@7.0.0-beta.49":
+  version "7.0.0-beta.49"
+  resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.0.0-beta.49.tgz#944d0c5ba2812bb159edbd226743afd265179bdc"
+
+"@babel/template@7.0.0-beta.49":
+  version "7.0.0-beta.49"
+  resolved "https://registry.yarnpkg.com/@babel/template/-/template-7.0.0-beta.49.tgz#e38abe8217cb9793f461a5306d7ad745d83e1d27"
+  dependencies:
+    "@babel/code-frame" "7.0.0-beta.49"
+    "@babel/parser" "7.0.0-beta.49"
+    "@babel/types" "7.0.0-beta.49"
+    lodash "^4.17.5"
+
+"@babel/traverse@7.0.0-beta.49":
+  version "7.0.0-beta.49"
+  resolved "https://registry.yarnpkg.com/@babel/traverse/-/traverse-7.0.0-beta.49.tgz#4f2a73682a18334ed6625d100a8d27319f7c2d68"
+  dependencies:
+    "@babel/code-frame" "7.0.0-beta.49"
+    "@babel/generator" "7.0.0-beta.49"
+    "@babel/helper-function-name" "7.0.0-beta.49"
+    "@babel/helper-split-export-declaration" "7.0.0-beta.49"
+    "@babel/parser" "7.0.0-beta.49"
+    "@babel/types" "7.0.0-beta.49"
+    debug "^3.1.0"
+    globals "^11.1.0"
+    invariant "^2.2.0"
+    lodash "^4.17.5"
+
+"@babel/types@7.0.0-beta.49":
+  version "7.0.0-beta.49"
+  resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.0.0-beta.49.tgz#b7e3b1c3f4d4cfe11bdf8c89f1efd5e1617b87a6"
+  dependencies:
+    esutils "^2.0.2"
+    lodash "^4.17.5"
+    to-fast-properties "^2.0.0"
+
 "@ember/test-helpers@^0.7.9":
   version "0.7.16"
   resolved "https://registry.yarnpkg.com/@ember/test-helpers/-/test-helpers-0.7.16.tgz#73a4acf4c7d1b92ce866f4c9e40c9723da4cf1e8"
@@ -167,11 +247,11 @@ aot-test-generators@^0.1.0:
   dependencies:
     jsesc "^2.5.0"
 
-append-transform@^0.4.0:
-  version "0.4.0"
-  resolved "https://registry.yarnpkg.com/append-transform/-/append-transform-0.4.0.tgz#d76ebf8ca94d276e247a36bad44a4b74ab611991"
+append-transform@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/append-transform/-/append-transform-1.0.0.tgz#046a52ae582a228bd72f58acfbe2967c678759ab"
   dependencies:
-    default-require-extensions "^1.0.0"
+    default-require-extensions "^2.0.0"
 
 aproba@^1.0.3, aproba@^1.1.1:
   version "1.2.0"
@@ -307,12 +387,18 @@ async@^1.4.0, async@^1.5.2:
   version "1.5.2"
   resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
 
-async@^2.1.4, async@^2.4.1:
+async@^2.4.1:
   version "2.6.0"
   resolved "https://registry.yarnpkg.com/async/-/async-2.6.0.tgz#61a29abb6fcc026fea77e56d1c6ec53a795951f4"
   dependencies:
     lodash "^4.14.0"
 
+async@^2.6.1:
+  version "2.6.1"
+  resolved "https://registry.yarnpkg.com/async/-/async-2.6.1.tgz#b245a23ca71930044ec53fa46aa00a3e87c6a610"
+  dependencies:
+    lodash "^4.17.10"
+
 async@~0.2.9:
   version "0.2.10"
   resolved "https://registry.yarnpkg.com/async/-/async-0.2.10.tgz#b6bbe0b0674b9d719708ca38de8c237cb526c3d1"
@@ -1719,6 +1805,10 @@ common-tags@^1.4.0:
   dependencies:
     babel-runtime "^6.26.0"
 
+compare-versions@^3.2.1:
+  version "3.3.0"
+  resolved "https://registry.yarnpkg.com/compare-versions/-/compare-versions-3.3.0.tgz#af93ea705a96943f622ab309578b9b90586f39c3"
+
 component-bind@1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/component-bind/-/component-bind-1.0.0.tgz#00c608ab7dcd93897c0009651b1d3a8e1e73bbd1"
@@ -1948,11 +2038,11 @@ deep-is@~0.1.3:
   version "0.1.3"
   resolved "https://registry.yarnpkg.com/deep-is/-/deep-is-0.1.3.tgz#b369d6fb5dbc13eecf524f91b070feedc357cf34"
 
-default-require-extensions@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/default-require-extensions/-/default-require-extensions-1.0.0.tgz#f37ea15d3e13ffd9b437d33e1a75b5fb97874cb8"
+default-require-extensions@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/default-require-extensions/-/default-require-extensions-2.0.0.tgz#f5f8fbb18a7d6d50b21f641f649ebb522cfe24f7"
   dependencies:
-    strip-bom "^2.0.0"
+    strip-bom "^3.0.0"
 
 define-properties@^1.1.2:
   version "1.1.2"
@@ -2962,7 +3052,7 @@ filename-regex@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/filename-regex/-/filename-regex-2.0.1.tgz#c1c4b9bee3e09725ddb106b75c1e301fe2f18b26"
 
-fileset@^2.0.2:
+fileset@^2.0.3:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/fileset/-/fileset-2.0.3.tgz#8e7548a96d3cc2327ee5e674168723a333bba2a0"
   dependencies:
@@ -3369,6 +3459,10 @@ globals@^11.0.1:
   version "11.3.0"
   resolved "https://registry.yarnpkg.com/globals/-/globals-11.3.0.tgz#e04fdb7b9796d8adac9c8f64c14837b2313378b0"
 
+globals@^11.1.0:
+  version "11.7.0"
+  resolved "https://registry.yarnpkg.com/globals/-/globals-11.7.0.tgz#a583faa43055b1aca771914bf68258e2fc125673"
+
 globals@^9.18.0:
   version "9.18.0"
   resolved "https://registry.yarnpkg.com/globals/-/globals-9.18.0.tgz#aa3896b3e69b487f17e31ed2143d69a8e30c2d8a"
@@ -3422,7 +3516,7 @@ growly@^1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/growly/-/growly-1.3.0.tgz#f10748cbe76af964b7c96c93c6bcc28af120c081"
 
-handlebars@^4.0.3, handlebars@^4.0.4:
+handlebars@^4.0.11, handlebars@^4.0.4:
   version "4.0.11"
   resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.0.11.tgz#630a35dfe0294bc281edae6ffc5d329fc7982dcc"
   dependencies:
@@ -3471,14 +3565,14 @@ has-cors@1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/has-cors/-/has-cors-1.1.0.tgz#5e474793f7ea9843d1bb99c23eef49ff126fff39"
 
-has-flag@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-1.0.0.tgz#9d9e793165ce017a00f00418c43f942a7b1d11fa"
-
 has-flag@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-2.0.0.tgz#e8207af1cc7b30d446cc70b734b5e8be18f88d51"
 
+has-flag@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-3.0.0.tgz#b5d454dc2199ae225699f3467e5a07f3b955bafd"
+
 has-symbol-support-x@^1.4.1:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/has-symbol-support-x/-/has-symbol-support-x-1.4.1.tgz#66ec2e377e0c7d7ccedb07a3a84d77510ff1bc4c"
@@ -3745,6 +3839,12 @@ into-stream@^3.1.0:
     from2 "^2.1.1"
     p-is-promise "^1.1.0"
 
+invariant@^2.2.0:
+  version "2.2.4"
+  resolved "https://registry.yarnpkg.com/invariant/-/invariant-2.2.4.tgz#610f3c92c9359ce1db616e538008d23ff35158e6"
+  dependencies:
+    loose-envify "^1.0.0"
+
 invariant@^2.2.2:
   version "2.2.2"
   resolved "https://registry.yarnpkg.com/invariant/-/invariant-2.2.2.tgz#9e1f56ac0acdb6bf303306f338be3b204ae60360"
@@ -4043,35 +4143,36 @@ isstream@~0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/isstream/-/isstream-0.1.2.tgz#47e63f7af55afa6f92e1500e690eb8b8529c099a"
 
-istanbul-api@^1.1.14:
-  version "1.2.1"
-  resolved "https://registry.yarnpkg.com/istanbul-api/-/istanbul-api-1.2.1.tgz#0c60a0515eb11c7d65c6b50bba2c6e999acd8620"
-  dependencies:
-    async "^2.1.4"
-    fileset "^2.0.2"
-    istanbul-lib-coverage "^1.1.1"
-    istanbul-lib-hook "^1.1.0"
-    istanbul-lib-instrument "^1.9.1"
-    istanbul-lib-report "^1.1.2"
-    istanbul-lib-source-maps "^1.2.2"
-    istanbul-reports "^1.1.3"
-    js-yaml "^3.7.0"
-    mkdirp "^0.5.1"
+istanbul-api@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/istanbul-api/-/istanbul-api-2.0.1.tgz#a05e5c8bc2a0cd4b5bf827b80cc1d055eba28740"
+  dependencies:
+    async "^2.6.1"
+    compare-versions "^3.2.1"
+    fileset "^2.0.3"
+    istanbul-lib-coverage "^2.0.0"
+    istanbul-lib-hook "^2.0.0"
+    istanbul-lib-instrument "^2.2.0"
+    istanbul-lib-report "^2.0.0"
+    istanbul-lib-source-maps "^2.0.0"
+    istanbul-reports "^1.5.0"
+    js-yaml "^3.12.0"
+    make-dir "^1.3.0"
     once "^1.4.0"
 
-istanbul-lib-coverage@^1.1.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/istanbul-lib-coverage/-/istanbul-lib-coverage-1.1.1.tgz#73bfb998885299415c93d38a3e9adf784a77a9da"
-
 istanbul-lib-coverage@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/istanbul-lib-coverage/-/istanbul-lib-coverage-1.2.0.tgz#f7d8f2e42b97e37fe796114cb0f9d68b5e3a4341"
 
-istanbul-lib-hook@^1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/istanbul-lib-hook/-/istanbul-lib-hook-1.1.0.tgz#8538d970372cb3716d53e55523dd54b557a8d89b"
+istanbul-lib-coverage@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/istanbul-lib-coverage/-/istanbul-lib-coverage-2.0.0.tgz#905e71212052ffb34f2eb008102230bff03940b5"
+
+istanbul-lib-hook@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/istanbul-lib-hook/-/istanbul-lib-hook-2.0.0.tgz#e3df34bb7f3d7b5c34722c7d8675dd451fabfc89"
   dependencies:
-    append-transform "^0.4.0"
+    append-transform "^1.0.0"
 
 istanbul-lib-instrument@^1.10.1:
   version "1.10.1"
@@ -4085,42 +4186,41 @@ istanbul-lib-instrument@^1.10.1:
     istanbul-lib-coverage "^1.2.0"
     semver "^5.3.0"
 
-istanbul-lib-instrument@^1.9.1:
-  version "1.9.1"
-  resolved "https://registry.yarnpkg.com/istanbul-lib-instrument/-/istanbul-lib-instrument-1.9.1.tgz#250b30b3531e5d3251299fdd64b0b2c9db6b558e"
+istanbul-lib-instrument@^2.2.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/istanbul-lib-instrument/-/istanbul-lib-instrument-2.2.0.tgz#08091ae49d0b330be2a839dc25c250324c4bedaa"
   dependencies:
-    babel-generator "^6.18.0"
-    babel-template "^6.16.0"
-    babel-traverse "^6.18.0"
-    babel-types "^6.18.0"
-    babylon "^6.18.0"
-    istanbul-lib-coverage "^1.1.1"
-    semver "^5.3.0"
+    "@babel/generator" "7.0.0-beta.49"
+    "@babel/parser" "7.0.0-beta.49"
+    "@babel/template" "7.0.0-beta.49"
+    "@babel/traverse" "7.0.0-beta.49"
+    "@babel/types" "7.0.0-beta.49"
+    istanbul-lib-coverage "^2.0.0"
+    semver "^5.5.0"
 
-istanbul-lib-report@^1.1.2:
-  version "1.1.2"
-  resolved "https://registry.yarnpkg.com/istanbul-lib-report/-/istanbul-lib-report-1.1.2.tgz#922be27c13b9511b979bd1587359f69798c1d425"
+istanbul-lib-report@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/istanbul-lib-report/-/istanbul-lib-report-2.0.0.tgz#99c161979ec202f4a638abd8dc77fab8f9abce53"
   dependencies:
-    istanbul-lib-coverage "^1.1.1"
-    mkdirp "^0.5.1"
-    path-parse "^1.0.5"
-    supports-color "^3.1.2"
+    istanbul-lib-coverage "^2.0.0"
+    make-dir "^1.3.0"
+    supports-color "^5.4.0"
 
-istanbul-lib-source-maps@^1.2.2:
-  version "1.2.2"
-  resolved "https://registry.yarnpkg.com/istanbul-lib-source-maps/-/istanbul-lib-source-maps-1.2.2.tgz#750578602435f28a0c04ee6d7d9e0f2960e62c1c"
+istanbul-lib-source-maps@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/istanbul-lib-source-maps/-/istanbul-lib-source-maps-2.0.0.tgz#4f66403bdbf9f468ccfadd4557878077c26335ba"
   dependencies:
     debug "^3.1.0"
-    istanbul-lib-coverage "^1.1.1"
-    mkdirp "^0.5.1"
-    rimraf "^2.6.1"
-    source-map "^0.5.3"
+    istanbul-lib-coverage "^2.0.0"
+    make-dir "^1.3.0"
+    rimraf "^2.6.2"
+    source-map "^0.6.1"
 
-istanbul-reports@^1.1.3:
-  version "1.1.3"
-  resolved "https://registry.yarnpkg.com/istanbul-reports/-/istanbul-reports-1.1.3.tgz#3b9e1e8defb6d18b1d425da8e8b32c5a163f2d10"
+istanbul-reports@^1.5.0:
+  version "1.5.0"
+  resolved "https://registry.yarnpkg.com/istanbul-reports/-/istanbul-reports-1.5.0.tgz#c6c2867fa65f59eb7dcedb7f845dfc76aaee70f9"
   dependencies:
-    handlebars "^4.0.3"
+    handlebars "^4.0.11"
 
 istextorbinary@2.1.0:
   version "2.1.0"
@@ -4149,7 +4249,14 @@ 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@^3.2.5, js-yaml@^3.2.7, js-yaml@^3.6.1, js-yaml@^3.7.0, js-yaml@^3.9.1:
+js-yaml@^3.12.0:
+  version "3.12.0"
+  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.12.0.tgz#eaed656ec8344f10f527c6bfa1b6e2244de167d1"
+  dependencies:
+    argparse "^1.0.7"
+    esprima "^4.0.0"
+
+js-yaml@^3.2.5, js-yaml@^3.2.7, js-yaml@^3.6.1, js-yaml@^3.9.1:
   version "3.10.0"
   resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.10.0.tgz#2e78441646bd4682e963f22b6e92823c309c62dc"
   dependencies:
@@ -4164,7 +4271,7 @@ jsesc@^1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/jsesc/-/jsesc-1.3.0.tgz#46c3fec8c1892b12b0833db9bc7622176dbab34b"
 
-jsesc@^2.5.0:
+jsesc@^2.5.0, jsesc@^2.5.1:
   version "2.5.1"
   resolved "https://registry.yarnpkg.com/jsesc/-/jsesc-2.5.1.tgz#e421a2a8e20d6b0819df28908f782526b96dd1fe"
 
@@ -4686,6 +4793,10 @@ lodash@^4.0.0, lodash@^4.14.0, lodash@^4.17.4, lodash@^4.3.0, lodash@^4.6.1:
   version "4.17.4"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.4.tgz#78203a4d1c328ae1d86dca6460e369b57f4055ae"
 
+lodash@^4.17.10, lodash@^4.17.5:
+  version "4.17.10"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.10.tgz#1b7793cf7259ea38fb3661d4d38b3260af8ae4e7"
+
 log-symbols@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/log-symbols/-/log-symbols-1.0.2.tgz#376ff7b58ea3086a0f09facc74617eca501e1a18"
@@ -4738,6 +4849,12 @@ make-dir@^1.0.0:
   dependencies:
     pify "^3.0.0"
 
+make-dir@^1.3.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/make-dir/-/make-dir-1.3.0.tgz#79c1033b80515bd6d24ec9933e860ca75ee27f0c"
+  dependencies:
+    pify "^3.0.0"
+
 make-fetch-happen@^2.4.13:
   version "2.6.0"
   resolved "https://registry.yarnpkg.com/make-fetch-happen/-/make-fetch-happen-2.6.0.tgz#8474aa52198f6b1ae4f3094c04e8370d35ea8a38"
@@ -6067,7 +6184,7 @@ sane@^2.2.0:
   optionalDependencies:
     fsevents "^1.1.1"
 
-"semver@2 || 3 || 4 || 5", semver@^5.1.0, semver@^5.1.1, semver@^5.3.0, semver@^5.4.1:
+"semver@2 || 3 || 4 || 5", semver@^5.1.0, semver@^5.1.1, semver@^5.3.0, semver@^5.4.1, semver@^5.5.0:
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.5.0.tgz#dc4bbc7a6ca9d916dee5d43516f0092b58f7b8ab"
 
@@ -6339,20 +6456,20 @@ source-map@0.4.x, source-map@^0.4.2, source-map@^0.4.4:
   dependencies:
     amdefine ">=0.0.4"
 
-source-map@^0.5.3, source-map@^0.5.6, source-map@~0.5.0, source-map@~0.5.1:
+source-map@^0.5.0, source-map@^0.5.6, source-map@~0.5.0, source-map@~0.5.1:
   version "0.5.7"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.7.tgz#8a039d2d1021d22d1ea14c80d8ea468ba2ef3fcc"
 
+source-map@^0.6.1, source-map@~0.6.1:
+  version "0.6.1"
+  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.6.1.tgz#74722af32e9614e9c287a8d0bbde48b5e2f1a263"
+
 source-map@~0.1.x:
   version "0.1.43"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.1.43.tgz#c24bc146ca517c1471f5dacbe2571b2b7f9e3346"
   dependencies:
     amdefine ">=0.0.4"
 
-source-map@~0.6.1:
-  version "0.6.1"
-  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.6.1.tgz#74722af32e9614e9c287a8d0bbde48b5e2f1a263"
-
 sourcemap-validator@^1.0.5:
   version "1.0.6"
   resolved "https://registry.yarnpkg.com/sourcemap-validator/-/sourcemap-validator-1.0.6.tgz#abd2f1ecdae6a3c46c2c96c5f256705b2147c9c0"
@@ -6562,12 +6679,6 @@ supports-color@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-2.0.0.tgz#535d045ce6b6363fa40117084629995e9df324c7"
 
-supports-color@^3.1.2:
-  version "3.2.3"
-  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-3.2.3.tgz#65ac0504b3954171d8a64946b2ae3cbb8a5f54f6"
-  dependencies:
-    has-flag "^1.0.0"
-
 supports-color@^4.0.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-4.5.0.tgz#be7a0de484dec5c5cddf8b3d59125044912f635b"
@@ -6580,6 +6691,12 @@ supports-color@^5.1.0:
   dependencies:
     has-flag "^2.0.0"
 
+supports-color@^5.4.0:
+  version "5.4.0"
+  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-5.4.0.tgz#1c6b337402c2137605efe19f10fec390f6faab54"
+  dependencies:
+    has-flag "^3.0.0"
+
 symlink-or-copy@^1.0.0, symlink-or-copy@^1.0.1, symlink-or-copy@^1.1.3, symlink-or-copy@^1.1.8:
   version "1.1.8"
   resolved "https://registry.yarnpkg.com/symlink-or-copy/-/symlink-or-copy-1.1.8.tgz#cabe61e0010c1c023c173b25ee5108b37f4b4aa3"
@@ -6741,6 +6858,10 @@ 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"
 
+to-fast-properties@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/to-fast-properties/-/to-fast-properties-2.0.0.tgz#dc5e698cbd079265bc73e0377681a4e4e83f616e"
+
 to-object-path@^0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/to-object-path/-/to-object-path-0.3.0.tgz#297588b7b0e7e0ac08e04e672f85c1f4999e17af"