Added login functionality

	- Added authentication service
	- Added login view
	- Updated routes
	- Added angular dependency injection to gulpfile
	- Added server task to gulpfile
	- Added test task to gulpfile
Merge pull request #8 from rvaiya/rvaiya/routing_changes

Added login functionality
styling for backup view and re-factoring directory structure for all styles
Merge pull request #7 from winkerVSbecks/feature/styling-for-backup

styling for backup view and re-factoring...