Extract Post model from server.js.
Extract routes into new file.
Clean up routes file.
Move dependencies to routes file.
Remove spurious quotes from Post model.
Add user scaffold and package requirements (WIP).
Add routes for user login, logout, signup.
Add user signup base page and controller action.
Fix routing error for lib directory.
Restructure playbillController.
Add bootstrap and jquery js libraries.
Add basic login/logout pages.
Add userController and route.
Style sign in and sign up pages.

closes #2
Merge pull request #15 from keighty/Issue2/create_users

Issue2/create users