Clean Book class created with no methods for comma-delimited list translation.  Value transformer class for dates made.
	modified:   SWAG/Book.h
	modified:   SWAG/Book.m
	new file:   SWAG/SWAGDateTransformer.h
	new file:   SWAG/SWAGDateTransformer.m
Removing code relating to comma-list-relationshipt conversions.  Set up master table to draw from Core Data.  Removed entities other than book from the object model.
	modified:   SWAG/JAVMasterViewController.m
	modified:   SWAG/Library.xcdatamodeld/Library.xcdatamodel/contents
	modified:   SWAG/SWAGDateTransformer.h
	modified:   SWAG/SWAGDateTransformer.m
	modified:   SWAG/SWAGRESTClient.m