Fix scaffold_all_models :except and :only
Fix scaffold_all_models :except and :only

markus/scaffolding_extensions,markus/scaffolding_extensions,jeremyevans/scaffolding_extensions,jeremyevans/scaffolding_extensions,markus/scaffolding_extensions,markus/scaffolding_extensions,jeremyevans/scaffolding_extensions,jeremyevans/scaffolding_extensions