Removed client side path authorization (false securtiy), stubbed in
methods and tests for new auth service
Built out some auth functions and testing (not real world tested yet)
Hooked up global unauthorized handler and successfully forwarding to
login page when needed.
Merge remote-tracking branch 'remote-canonical/master' into PUBSTWO-889
Login screen hooked up
Tweaks to auth service and fixed tests
Forgot to add cookies libs and lock image
Hooked up an interceptor to always attach an auth token to ajax
requests. Had to refactor to break apart a circular dependency of
injection.
Fixed small bug, and changed intro text to more temporary place holder.
anticipated change to server format
slight update to auth token sending
Review feedback fixes, especially important are error handling cases for
failed login.
Merge pull request #36 from thongsav-usgs/PUBSTWO-889

Pubstwo 889 Client side authentication functionality done