chore(package): update karma-chrome-launcher to version 2.1.0

Author: greenkeeper[bot]

package.json

@@ -28,7 +28,7 @@
     "http-server": "0.10.0",
     "istanbul-instrumenter-loader": "2.0.0",
     "karma": "1.6.0",
-    "karma-chrome-launcher": "2.0.0",
+    "karma-chrome-launcher": "2.1.0",
     "karma-cli": "1.0.1",
     "karma-coverage": "1.1.1",
     "karma-mocha": "1.3.0",