[fix] aspect hooks loading was broken, and moved file loading into the Config class
[cleanup] Shadow load_object() -> add_object() for consistency
[evol] improve config #14 (validate global and shadow config, and removed shadowwalker's stuff from the general classes)
[evol] improve config #13 (reorganized config/schema loading/validating, transform Controler into Shadow, and began reworking things to get a real Shadow view)