Add columns to lists table to allow 10 items, create User model and users table
Add validation of name uniquness
Update user name to user first_name
Add last_name to Users
Add email to users table
Add password to users
Add bcrypt and has_secure_password for user model
Add has_one list association to user model
Create new action for Users Controller
Add index action to Users Controller
Merge pull request #2 from Steveo1485/Add-User-Model

Add user model