Merge pull request #2 from CocoaPods/master

Update from CocoaPods:master
Add new podspec for the latest version of THContactPicker
Add documentation to prepare_command with valuable input from @tonyarnold.
add newline
release AVOSCloud 1.4.4
[Add] RFduino-library (1.0.0)
OBDragDrop release 1.0.0

• Now ARC-enabled. Please use the appropriate compiler flag for non-ARC projects.
• Various bug fixes
[Update] Weibo (2.4.0)
[Update] ILMovieDB (0.0.2)
[Add] JLPRequestSubscripting (1.0.0)
Fixed property names to 'frameworks' and 'weak_framework'
[Update] BButton (3.2.2)
MINavigationController
[New] NBULog 1.0.0
Merge pull request #5479 from jessesquires/fork_jessesquires

[Update] BButton (3.2.2)
Merge pull request #5481 from rivera-ernesto/nbulog_1.0.0

[New] NBULog 1.0.0
add s.frameworks = 'QuartzCore'
QuartzCore for iOS 6.1
[Fix] INAppStoreWindow (1.3)
[Update] RBBAnimation (0.2.0)