get my class_eval and class<<self invocations right
fix context call of persistor.update_model_space_model_versions
reset the ModelSpaces Registry
register a base_table_name for a model
allow a base_table_name to be set with in_model_space
create tables if necessary when a ModelSpace Context is begun
adapter specific table-schema copiers… a generic impl and a MySQL impl provided
fix mysql table-schema extraction
remove debug prints to stderr