It would be impossible for SVGKImageCacheLine to count the number of instances on ARC code.
Add a space.
Use SVGKImageView's image ivar instead of creating our own in SVGKFastImageView on OS X.
Include more things in the autorelease pool
We don't need to sort the SVG objects, since they should already be sorted from the directory enumerator. Just comment it out in case we need it in the future.
Merge branch 'master' into arc

Conflicts:
	Source/AppKit additions/SVGKFastImageView.m
	XCodeProjectData/Demo-OSX/SKAppDelegate.m