sessions controller and login view/partial create
Merge pull request #2 from bootcoder/seed_file

Seed file
Merge pull request #1 from bootcoder/login

sessions controller and login view/partial created
  *login page has path for teacher
    and student signup
  *student and teacher signup fields
    are correct
  *added javascript for hidden buttons
change sting to text where appropriate
changes to seed file to work
solved merge conflict with master