Added login button to application nav
Merge branch 'master' into MOD-56
Began writing AuthCtrl, AuthSuccessEndpointCtrl, unit tests
Wrote authentication flow. Unit tests included.
Merge branch 'master' into MOD-56

Conflicts:
	.gitignore
Logout user when token has expired upon page load
Moved app auth code to AuthService, route security
Login flow using $route.reload instead of refresh
Switched from ng-route to ui-router here on out
Route security: moved code to routeSecurity.js
Log out if API gets an invalid_token error
Upload functionality fixes
Module upload improvements
Allow log out even when an error prevents profile data from loading
Merge pull request #6 from openmrs/MOD-56

MOD-56: Authentication and Authorization UI