Update devDependencies

Author: venables

package.json

@@ -27,9 +27,9 @@
     "lodash.upperfirst": "^4.3.1"
   },
   "devDependencies": {
-    "chai": "^3.5.0",
+    "chai": "^4.0.0",
     "coveralls": "^2.13.1",
-    "mocha": "^3.4.1",
+    "mocha": "^3.4.2",
     "nyc": "^10.3.2",
     "standard": "^10.0.2"
   }

yarn.lock

@@ -285,13 +285,16 @@ center-align@^0.1.1:
     align-text "^0.1.3"
     lazy-cache "^1.0.3"
 
-chai@^3.5.0:
-  version "3.5.0"
-  resolved "https://registry.yarnpkg.com/chai/-/chai-3.5.0.tgz#4d02637b067fe958bdbfdd3a40ec56fef7373247"
+chai@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/chai/-/chai-4.0.0.tgz#f6c989e45a5707d40c54d97ddd7ca89b30a6a06a"
   dependencies:
     assertion-error "^1.0.1"
-    deep-eql "^0.1.3"
-    type-detect "^1.0.0"
+    check-error "^1.0.1"
+    deep-eql "^2.0.1"
+    get-func-name "^2.0.0"
+    pathval "^1.0.0"
+    type-detect "^4.0.0"
 
 chalk@^1.0.0, chalk@^1.1.0, chalk@^1.1.1, chalk@^1.1.3:
   version "1.1.3"
@@ -303,6 +306,10 @@ chalk@^1.0.0, chalk@^1.1.0, chalk@^1.1.1, chalk@^1.1.3:
     strip-ansi "^3.0.0"
     supports-color "^2.0.0"
 
+check-error@^1.0.1:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/check-error/-/check-error-1.0.2.tgz#574d312edd88bb5dd8912e9286dd6c0aed4aac82"
+
 circular-json@^0.3.1:
   version "0.3.1"
   resolved "https://registry.yarnpkg.com/circular-json/-/circular-json-0.3.1.tgz#be8b36aefccde8b3ca7aa2d6afc07a37242c0d2d"
@@ -446,11 +453,11 @@ decamelize@^1.0.0, decamelize@^1.1.1:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
 
-deep-eql@^0.1.3:
-  version "0.1.3"
-  resolved "https://registry.yarnpkg.com/deep-eql/-/deep-eql-0.1.3.tgz#ef558acab8de25206cd713906d74e56930eb69f2"
+deep-eql@^2.0.1:
+  version "2.0.2"
+  resolved "https://registry.yarnpkg.com/deep-eql/-/deep-eql-2.0.2.tgz#b1bac06e56f0a76777686d50c9feb75c2ed7679a"
   dependencies:
-    type-detect "0.1.1"
+    type-detect "^3.0.0"
 
 deep-is@~0.1.3:
   version "0.1.3"
@@ -914,6 +921,10 @@ 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-func-name@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/get-func-name/-/get-func-name-2.0.0.tgz#ead774abee72e20409433a066366023dd6887a41"
+
 get-stdin@^5.0.1:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/get-stdin/-/get-stdin-5.0.1.tgz#122e161591e21ff4c52530305693f20e6393a398"
@@ -1549,9 +1560,9 @@ [email protected], mkdirp@^0.5.0, mkdirp@^0.5.1:
   dependencies:
     minimist "0.0.8"
 
-mocha@^3.4.1:
-  version "3.4.1"
-  resolved "https://registry.yarnpkg.com/mocha/-/mocha-3.4.1.tgz#a3802b4aa381934cacb38de70cf771621da8f9af"
+mocha@^3.4.2:
+  version "3.4.2"
+  resolved "https://registry.yarnpkg.com/mocha/-/mocha-3.4.2.tgz#d0ef4d332126dbf18d0d640c9b382dd48be97594"
   dependencies:
     browser-stdout "1.3.0"
     commander "2.9.0"
@@ -1756,6 +1767,10 @@ path-type@^1.0.0:
     pify "^2.0.0"
     pinkie-promise "^2.0.0"
 
+pathval@^1.0.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/pathval/-/pathval-1.1.0.tgz#b942e6d4bde653005ef6b71361def8727d0645e0"
+
 pify@^2.0.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/pify/-/pify-2.3.0.tgz#ed141a6ac043a849ea588498e7dca8b15330e90c"
@@ -2228,13 +2243,13 @@ type-check@~0.3.2:
   dependencies:
     prelude-ls "~1.1.2"
 
-type-detect@0.1.1:
-  version "0.1.1"
-  resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-0.1.1.tgz#0ba5ec2a885640e470ea4e8505971900dac58822"
+type-detect@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-3.0.0.tgz#46d0cc8553abb7b13a352b0d6dea2fd58f2d9b55"
 
-type-detect@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-1.0.0.tgz#762217cc06db258ec48908a1298e8b95121e8ea2"
+type-detect@^4.0.0:
+  version "4.0.3"
+  resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-4.0.3.tgz#0e3f2670b44099b0b46c284d136a7ef49c74c2ea"
 
 typedarray@^0.0.6:
   version "0.0.6"