Merge pull request #45 from phuongnq/master

plus/minus point on comment
Merge pull request #46 from phuongnq/master

contribution & level up
Redesign User Profile View

Still stuck in Follow/Unfollow button
Remove HideTabBarView

It cause some trouble in iOS 6, and not so necessary now.
Remove Segue from MainView
Fix message sender bug
Add user profile picture to VideoView
Refactoring userProfilePicture getting
Fix side of web view from Account View
Add view userProfile from Message Detail View
Remove setting view
Redesign storyboard
Enable NewRelic again
Redesign Main View
Filter out activities which videos are invisible from currentUser
Minor design fix
Add time description
Update query for Main View
Add note view for Video

When user post an video, he would add some supplementary information.
Here is for it.