Removed unnecessary property.
Merge branch 'development' of https://github.com/Resplendent/ResplendentUtilities into development
RUDiskImageFetchingController: Can now remove individual cached images by filePath.
Added NSArray+RUShuffling, moved all NSArray categories to their own folder.
 - RUViewStack now won't init when passed a nil root view.
 - Moved UIButton categories to their own folder.
 - Created UIButton+RUDiskImageFetching.