added follow functions
refactored
added category's links
added some caches in friend_feeds controller
added timelines but still have to update front screens
completed updating designs
updated some errors and redesigned index page & timeline page
updated front design and debuged
updated
added some css
added Facebook omniauth but still have to test it ......
completed design. yet have to set up Fb login
completed to create Facebook sign up and Facebook login
updasted user detail informations
updated desgin
completed mailer.... now you can add new mailer types
added welcome email function
finally, I could update cookies method....
updated a few thing like a title of mailer and cookies
debuged fot git