Changing data source to NSFetchedResultsController.  Setting up DELETE /clean.  Bug fixes.
	modified:   SWAG/Base.lproj/Main.storyboard // Long-press gesture recognizer for DELETE /clean
	modified:   SWAG/JAVAppDelegate.h
	modified:   SWAG/JAVMasterViewController.h
	modified:   SWAG/JAVMasterViewController.m
		// Adding NSFetchedResultsController as datasource.
	modified:   SWAG/SWAGIncrementalDataStore.h
	modified:   SWAG/SWAGIncrementalDataStore.m
		// Adding functionality for DELETE /clean