Build 1.1 for cocos2.0-2.1 beta4 (armv7+armv7s support)

1. Added a “My Videos” tab - users can now watch their previously shared videos
2. More efficient memory usage while recording video + audio
3. Fixed bug in KamcordAudioEngine where sounds created via soundSourceForFile wouldn’t free up their slot on stop
4. Social.framework now needs to be added under Build Phases ⇒ Link Binary with Libraries
5. You can set the description to be used on Twitter Cards using [Kamcord setTwitterDescription:]