chore(package): update karma-chrome-launcher to version 2.0.0

https://greenkeeper.io/

Author: greenkeeperio-bot

package.json

@@ -55,7 +55,7 @@
     "istanbul": "^0.4.4",
     "json-loader": "^0.5.4",
     "karma": "^1.1.2",
-    "karma-chrome-launcher": "^1.0.1",
+    "karma-chrome-launcher": "^2.0.0",
     "karma-firefox-launcher": "^1.0.0",
     "karma-mocha": "^1.1.1",
     "karma-mocha-own-reporter": "^1.1.2",