add omniauth initial. not working yet.
assignment view design
migrated models from grader app
press sign in to see your authhash
changed Signin/Signout routes to Login/Logout, fixed callback route
fix routes to handle signin, signout paths
working. can signin and signout
changes to assignment and login views
removed one to many association for assignment submission
passing redirect_uri to make sure callback url is explicit
Merge branch 'omniauth'
merged omniauth into master -- resolving some merge conflicts
test email receipt functionality
testing email receipt functionality
update gemfile
remove pry for production build
fix association in assignment submission model
fix css bug
fix css bug
fix css bug