add devise migration
still working on devise
merged master to devise
leaving devise for now
 modified the user controller, create views for devise, delete the old stuff in layouts application
fixing devise
 fixed devise
fixed routes in devise
Merged master successfully on devise_merging, fixing bugs
changed the edit path, fixed devise
chenged registration/edit/view
 merged master on branch and fixed routes conflict
fixed routes for sessions to login with devise
changed validation for username to downcase
made edits to user registration view and user profile edit view
added can abliity to user profile; added before_validation to set role of new users
edited spacing in user model