Fix issue #8: Make dynamic subclasses return the unsubclassed class when the -class method is invoked.
Fix issue #8: Make dynamic subclasses return the unsubclassed class when the -class method is invoked.
rokgregoric/GDCoreDataConcurrencyDebugging,zhaoguohui/GDCoreDataConcurrencyDebugging,GrahamDennis/GDCoreDataConcurrencyDebugging