Update karma-phantomjs-launcher to run tests on PhantomJS 2

PhantomJS 1.x doesn't have Function.prototype.bind which latest Angular
seems to be using. And upgrade to the launcher ensures that we use
PhantomJS 2.x

Ref: angular/angular.js#13794

Author: paracycle

package.json

@@ -9,7 +9,7 @@
     "karma-coverage": "~0.1.0",
     "karma-html2js-preprocessor": "~0.1.0",
     "karma-jasmine": "~0.1.3",
-    "karma-phantomjs-launcher": "~0.1.0",
+    "karma-phantomjs-launcher": "~1.0.0",
     "karma": "~0.10.2"
   },
   "scripts": {