changes
Merge branch 'master' of https://github.com/KalleV/AngNewsAppTutorial

Conflicts:
	.idea/workspace.xml
	app/scripts/controllers/auth.js
	app/scripts/services/auth.js
Fixed authentication error messages
Cleaned up commented out code
Refactored the AuthCtrl, added closures around most of the js files, and removed unnecessary commented out code and print statements.