A set of annotation delegate callbacks for JCTiledScrollViewDelegate.
Merge commit '70ff926fcbd776811fea083a1366a0f7139c8b8e'

Conflicts:
	Demo/JCTiledViewDemo.xcodeproj/project.pbxproj
	JCTiledScrollView/JCTiledScrollView.xcodeproj/project.pbxproj
	JCTiledScrollView/Source/JCTiledScrollView.m
Cleaned up formatting.
ARC compatibility.
Merge pull request #21 from spry/master

Annotation callbacks. Cleaned up comments, formatting and ARC compatibility.