init commit
install bootstrap and home page
add autorization and abiltes for user
 add user profile
modify user-profile relationship
 add ADS model.create and show ads form. nice home page with ads list
add pagination
 admin can delete users with their profiles and all ads
add admin controller. add admin page which refers to all ads and all users
add status for ads. state_machine gem
modify show and new form for profile
add update action to ads
user can track all his ads
implement rake task for cron.
can add images to ads with nested_form and paperclip
add types for ads
add type filter
canceled ads return to draft every day
user can return from archiv to draft
 add validations to all models