Added a image picker
Added kind to VSQMessageData protocol
Added factory methods to JSQMessage for the new delegate methods
Added handling for the new keys to the NSCoding protocol
Added new classes to handle incoming/outgoing media cells
Created nibs for media cells
Fixed a layout bug
Created MediaHandler to do the downloading and setting of the image
Added SDWebImage as a dependency of the project
Image messages kind of looks OK
Renamed VImagePicker to JSQImagePicker
Added async media support
This wasn't in the commit for some reason...
Added UI to show the selected image
Fixed the clipping on the image's bubble shape
Removed the default implementation for the image's detail display
Removed pirlo from sample images :(
Started refactoring for proper scrolling.
Scrolling upon receiving new message only if last message was visible.
Fix of potential crash.