chore(package): update chai to version 3.5.0

http://greenkeeper.io/

Author: greenkeeperio-bot

package.json

@@ -32,7 +32,7 @@
     "babel-core": "6.4.5",
     "babel-preset-es2015": "6.3.13",
     "babel-register": "6.4.3",
-    "chai": "3.4.1",
+    "chai": "3.5.0",
     "coveralls": "2.11.6",
     "cz-conventional-changelog": "1.1.5",
     "in-publish": "2.0.0",