chore(package): update karma-coveralls to version 2.0.0

Author: greenkeeper[bot]

package.json

@@ -25,7 +25,7 @@
     "jasmine-core": "^2.4.1",
     "karma": "^2.0.2",
     "karma-coverage": "^1.1.0",
-    "karma-coveralls": "^1.1.2",
+    "karma-coveralls": "^2.0.0",
     "karma-jasmine": "^1.0.2",
     "karma-phantomjs-launcher": "^1.0.0",
     "load-grunt-tasks": "^4.0.0",