chore(deps): update dependency chai to v4

package.json

@@ -26,7 +26,7 @@
   },
   "devDependencies": {
     "blanket": "~1.2.3",
-    "chai": "^2.3.0",
+    "chai": "^4.3.9",
     "chai-as-promised": "^7.1.1",
     "coffee-script": "^1.12.7",
     "mocha": "^2.5.3",

yarn.lock

@@ -11,9 +11,10 @@ acorn@^1.0.3:
   version "1.2.2"
   resolved "https://registry.npmjs.org/acorn/-/acorn-1.2.2.tgz#c8ce27de0acc76d896d2b1fad3df588d9e82f014"
 
-assertion-error@1.0.0:
-  version "1.0.0"
-  resolved "https://registry.npmjs.org/assertion-error/-/assertion-error-1.0.0.tgz#c7f85438fdd466bc7ca16ab90c81513797a5d23b"
+assertion-error@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.npmjs.org/assertion-error/-/assertion-error-1.1.0.tgz#e60b6b0e8f301bd97e5375215bda406c85118c0b"
+  integrity sha512-jgsaNduz+ndvGyFt3uSuWqvy4lCnIJiovtouQN5JZHOKCS2QuhEdbcQHFhVksz2N2U9hXJo8odG7ETyWlEeuDw==
 
 async@2.1.4:
   version "2.1.4"
@@ -55,13 +56,18 @@ chai-as-promised@^7.1.1:
   dependencies:
     check-error "^1.0.2"
 
-chai@^2.3.0:
-  version "2.3.0"
-  resolved "https://registry.npmjs.org/chai/-/chai-2.3.0.tgz#8a2f6a34748da801090fd73287b2aa739a4e909a"
-  integrity sha1-ii9qNHSNqAEJD9cyh7Kqc5pOkJo=
+chai@^4.3.9:
+  version "4.3.10"
+  resolved "https://registry.npmjs.org/chai/-/chai-4.3.10.tgz#d784cec635e3b7e2ffb66446a63b4e33bd390384"
+  integrity sha512-0UXG04VuVbruMUYbJ6JctvH0YnC/4q3/AkT18q4NaITo91CUm0liMS9VqzT9vZhVQ/1eqPanMWjBM+Juhfb/9g==
   dependencies:
-    assertion-error "1.0.0"
-    deep-eql "0.1.3"
+    assertion-error "^1.1.0"
+    check-error "^1.0.3"
+    deep-eql "^4.1.3"
+    get-func-name "^2.0.2"
+    loupe "^2.3.6"
+    pathval "^1.1.1"
+    type-detect "^4.0.8"
 
 chance@^1.1.8:
   version "1.1.8"
@@ -72,6 +78,13 @@ check-error@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/check-error/-/check-error-1.0.2.tgz#574d312edd88bb5dd8912e9286dd6c0aed4aac82"
 
+check-error@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.npmjs.org/check-error/-/check-error-1.0.3.tgz#a6502e4312a7ee969f646e83bb3ddd56281bd694"
+  integrity sha512-iKEoDYaRmd1mxM90a2OEfWhjsjPpYPuQ+lMYsoxB126+t8fw7ySEO48nmDg5COTjxDI65/Y2OWpeEHk3ZOe8zg==
+  dependencies:
+    get-func-name "^2.0.2"
+
 coffee-script@^1.12.7:
   version "1.12.7"
   resolved "https://registry.npmjs.org/coffee-script/-/coffee-script-1.12.7.tgz#c05dae0cb79591d05b3070a8433a98c9a89ccc53"
@@ -102,11 +115,12 @@ debug@^4.3.3:
   dependencies:
     ms "2.1.2"
 
-deep-eql@0.1.3:
-  version "0.1.3"
-  resolved "https://registry.npmjs.org/deep-eql/-/deep-eql-0.1.3.tgz#ef558acab8de25206cd713906d74e56930eb69f2"
+deep-eql@^4.1.3:
+  version "4.1.3"
+  resolved "https://registry.npmjs.org/deep-eql/-/deep-eql-4.1.3.tgz#7c7775513092f7df98d8df9996dd085eb668cc6d"
+  integrity sha512-WaEtAOpRA1MQ0eohqZjpGD8zdI0Ovsm8mmFhaDN8dvDZzyoUMcYDnf5Y6iu7HTXxf8JDS23qWa4a+hKCDyOPzw==
   dependencies:
-    type-detect "0.1.1"
+    type-detect "^4.0.0"
 
 diff@1.4.0:
   version "1.4.0"
@@ -142,6 +156,11 @@ foreach@^2.0.5:
   version "2.0.5"
   resolved "https://registry.npmjs.org/foreach/-/foreach-2.0.5.tgz#0bee005018aeb260d0a3af3ae658dd0136ec1b99"
 
+get-func-name@^2.0.0, get-func-name@^2.0.2:
+  version "2.0.2"
+  resolved "https://registry.npmjs.org/get-func-name/-/get-func-name-2.0.2.tgz#0d7cf20cd13fda808669ffa88f4ffc7a3943fc41"
+  integrity sha512-8vXOvuE167CtIc3OyItco7N/dpRtBbYOsPsXCz7X/PMnlGjYjSGuZJgM1Y7mmew7BKf9BqvLX2tnOVy1BBUsxQ==
+
 glob@3.2.11:
   version "3.2.11"
   resolved "https://registry.npmjs.org/glob/-/glob-3.2.11.tgz#4a973f635b9190f715d10987d5c00fd2815ebe3d"
@@ -191,6 +210,13 @@ lodash@^4.14.0, lodash@^4.17.21:
   resolved "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
   integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
 
+loupe@^2.3.6:
+  version "2.3.6"
+  resolved "https://registry.npmjs.org/loupe/-/loupe-2.3.6.tgz#76e4af498103c532d1ecc9be102036a21f787b53"
+  integrity sha512-RaPMZKiMy8/JruncMU5Bt6na1eftNoo++R4Y+N2FrxkDVTrGvcyzFTsaGif4QTeKESheMGegbhw6iUAq+5A8zA==
+  dependencies:
+    get-func-name "^2.0.0"
+
 lru-cache@2:
   version "2.7.3"
   resolved "https://registry.npmjs.org/lru-cache/-/lru-cache-2.7.3.tgz#6d4524e8b955f95d4f5b58851ce21dd72fb4e952"
@@ -306,6 +332,11 @@ object-keys@^1.0.6:
   version "1.0.11"
   resolved "https://registry.npmjs.org/object-keys/-/object-keys-1.0.11.tgz#c54601778ad560f1142ce0e01bcca8b56d13426d"
 
+pathval@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.npmjs.org/pathval/-/pathval-1.1.1.tgz#8534e77a77ce7ac5a2512ea21e0fdb8fcf6c3d8d"
+  integrity sha512-Dp6zGqpTdETdR63lehJYPeIOqpiNBNtc7BpWSLrOje7UaIsE5aY92r/AunQA7rsXvet3lrJ3JnZX29UPTKXyKQ==
+
 process-nextick-args@~1.0.6:
   version "1.0.7"
   resolved "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-1.0.7.tgz#150e20b756590ad3f91093f25a4f2ad8bff30ba3"
@@ -369,9 +400,10 @@ tv4@^1.2.7:
   version "1.3.0"
   resolved "https://registry.npmjs.org/tv4/-/tv4-1.3.0.tgz#d020c846fadd50c855abb25ebaecc68fc10f7963"
 
-type-detect@0.1.1:
-  version "0.1.1"
-  resolved "https://registry.npmjs.org/type-detect/-/type-detect-0.1.1.tgz#0ba5ec2a885640e470ea4e8505971900dac58822"
+type-detect@^4.0.0, type-detect@^4.0.8:
+  version "4.0.8"
+  resolved "https://registry.npmjs.org/type-detect/-/type-detect-4.0.8.tgz#7646fb5f18871cfbb7749e69bd39a6388eb7450c"
+  integrity sha512-0fr/mIH1dlO+x7TlcMy+bIDqKPsw/70tVyeHW787goQjhmqaZe10uwLujubK9q9Lg6Fiho1KUKDYz0Z7k7g5/g==
 
 util-deprecate@~1.0.1:
   version "1.0.2"