Adds Users controller with new action. Adds users/new.html.erb.
Adds BCrypt password reader and writer functionality to User model.
Add @user instance variable to users_controller new action.
Add create action functionality to users_controller. Add private method user_params for strong parameter implementation.
Merge pull request #22 from tiger-swallowtails-2014/JC_CF_users_new

Jared and Clark User CRUD - #new and #create actions. Bcrypt implementation and strong params implementation required.