Setup end to end testing

Add necessary targets in the package.json file
and update test instructions

README.md

@@ -68,10 +68,13 @@ Once this is done, you will need to retrieve the necessary packages for testing
 
 `$ npm install`
 
-Finally, you can run the tests:
+Finally, you can run the unit tests:
 
 `$ npm test`
 
+Or the end to end tests:
+`$ npm run protractor`
+
 
 Contributing
 ------------

package.json

@@ -27,6 +27,9 @@
     "preupdate-webdriver": "npm install",
     "update-webdriver": "webdriver-manager update",
 
+    "preprotractor": "npm run update-webdriver",
+    "protractor": "protractor test/protractor-conf.js",
+
     "update-index-async": "node -e \"require('shelljs/global'); sed('-i', /\\/\\/@@NG_LOADER_START@@[\\s\\S]*\\/\\/@@NG_LOADER_END@@/, '//@@NG_LOADER_START@@\\n' + cat('app/bower_components/angular-loader/angular-loader.min.js') + '\\n//@@NG_LOADER_END@@', 'app/index-async.html');\""
   }
 }