Added tests

Change-Id: I493675212f4b1548b32a6d92ce3664d184bc0e04
diff --git a/package.json b/package.json
index 982fb96..ff66a45 100644
--- a/package.json
+++ b/package.json
@@ -45,6 +45,7 @@
     "json-loader": "^0.5.4",
     "karma": "^1.3.0",
     "karma-angular-filesort": "^1.0.0",
+    "karma-chrome-launcher": "^2.0.0",
     "karma-coverage": "^1.1.1",
     "karma-es6-shim": "^1.0.0",
     "karma-jasmine": "^1.0.2",