updates email regex for double-dots, adds test for downcase of email
adds resource users for routes file and debug box for dev mode
creates user/show page and tests
adds FactoryGirl gem and adds title to user/# page
modifies tests.rb to minimize bcrypt pwd security and increase test time
adds gravatar to user based on M5S hash in helper, adds sidebar css for show.html
adds tests for signup page
adds failing create controller with weak params
adds strong params to user/create controller
adds error partial to display for new user form
adds flash alert and rerouting for successful user creation