Added nicer display for browsing files. Added deactivate button.
Modified profile controller to do updates under the PUT method and deactivation under the DELETE method. Separated TA setup from TA controller.
Added preview of picture uploaded
Added migration for ta table
Added filter to check if active. Made TA controller check if active first. Removed links to ta option if not active, only profile remains.
Finished issue-11, TA can actiavte and deactive his account. Admin can see who is active.
Merge pull request #18 from andreykul/issue-11

Ta can Activate and Deactivate