chore(package): update karma-mocha to version 1.3.0

https://greenkeeper.io/

package.json

@@ -225,7 +225,7 @@
     "karma-coverage": "1.1.1",
     "karma-coveralls": "1.1.2",
     "karma-firefox-launcher": "1.0.0",
-    "karma-mocha": "1.2.0",
+    "karma-mocha": "1.3.0",
     "karma-mocha-reporter": "2.2.0",
     "karma-sinon": "1.0.5",
     "karma-sourcemap-loader": "0.3.7",