fix(karma): sort out missing and broken includes

Author: Shahar Talmi

addon/ng2/blueprints/ng2/files/karma.conf.js

@@ -7,9 +7,11 @@ module.exports = function(config) {
       require('karma-chrome-launcher')
     ],
     files: [
+      {pattern: 'node_modules/angular2/bundles/angular2-polyfills.js', included: true, watched: true},
       {pattern: 'node_modules/systemjs/dist/system.src.js', included: true, watched: true},
+      {pattern: 'node_modules/rxjs/bundles/Rx.js', included: true, watched: true},
       {pattern: 'node_modules/angular2/bundles/angular2.js', included: true, watched: true},
-      {pattern: 'node_modules/angular2/bundles/testing.js', included: true, watched: true},
+      {pattern: 'node_modules/angular2/bundles/testing.dev.js', included: true, watched: true},
 
       {pattern: 'karma-test-shim.js', included: true, watched: true},