Match 10.6 directory creation fallback routine to 10.7+
We were creating directories with the wrong permissions, leaving them inaccessible
Mostly accept Xcode's 5 wish to define Architectures at the project level
Make -enumerateContentsOfURL… private
It's not used by anything directly at the moment, is a trifle confusing, and I'm not sure I've got the API right yet
Merge branch 'v2.x-beta' into ck2fileoperation

Conflicts:
	ConnectionKit/CK2FileManager.h