Add SSL in production
Add precompile assets for heroku
Setting server static assets
Add size parameter
Add validate password
Add test for error messages
typo
Add test behavior after save
refactoring erb
Generate SessionControllre and test
Add test for new action and view
Add sessions resource and RESTfl actions
Set up Sesssions action
Add title and h1
Add test for when sing in succeed
Add sign in form
Add sign_in process
add faild test for sign in
fix typo
Add newline