Changing the KWCaptureSpy to a NonARC file to address its apparent inability to properly retain the argument it is capturing (as demonstrated in commit 733dcf18b177fa4fe69e5247ba74f5847b140d3a).
Moving KWCaptureSpy.m back to ARC, fixing issue that was confusing ARC.

Conflicts:
	Classes/Core/KWCaptureSpy.m