Added aspect image framing method to ImageFrame category
Replaced transition view with plain imageView and updated interactive transition logic
Removed unused pinch gesture from gallery cell
Updated carousel delegate methods to better work with interactive transitions
Fixed percentage-based fade logic; Updated interactive transition finishing animation;
Moved files around to make better compatible with cocoapods
Updated pod filenames to avoid future naming collision; Added convenience header to pod;
Removed unnecessary pod spec and updated example podfile Pod reference
Moved UIViewControllerTransitioningDelegate inside transitionController;
Added inline documentation
Merge branch 'interactive' of github.com:urbn/URBNCarousel into interactive

Conflicts:
	Example/URBNCarousel.xcodeproj/project.pbxproj
	Pod/Classes/URBNCarouselTransitionController.m
	Pod/Classes/URBNCarouselTransitionView.h
	Pod/Classes/URBNCarouselTransitionView.m
	URBNCarousel/UIImageView+ImageFrame.h
Added UICollectionView subclass for handling scrolling between two collection views
Merge pull request #3 from urbn/interactive

Interactive