* add migration to users table
* password_digest as string column in users table
* user should respond to password_digest test
* all tests pass
* tests for existence of pw, match between pw and pw_confirm
* implement has_secure_password in User model
* all tests pass
* tests for password length, valid, invalid, authenticate method
* implement has_secure_password in models/user.rb
* set pw length validation to min 6 chars in models/user.rb
add test to test for downcasing of mails before save
refactor downcasing of emails before_save in models/user.rb
refactor email regex so emails with two consecutive dots (mail@example..com) won't pass any longer
add and style debug method for development environment
fix typo in footer
fix .pull-right on mobile: nav-items float left in drop down (mobile) nav
* add FactoryGirl
* create User factory in specs
* write tests for basic profile page:
- display user name as page title
– display user name on page
- display user email on page
* add user resources to routes.rb
* define show action in Users controller
* add show.html.erb
* make tests pass: implement page title, show user name and email
* all tests pass
redefine Bcrypt cost factor in test environment from secure default value to minimum to increase speed of FactoryGirl tests in test env
remove unnecessary stuff from spec and show.html
* add users_helper.rb
* gravatar_for helper method to automatically pull profile image from gravatar.
* profile image as circle using border-radius
* all tests pass
Merge pull request #12 from danbender/secure_pw

Secure pw