Using active record 4.1
Deprecate methods: active_hash_as_base=, model_relationships=, model_methods=, mass_assignment=. They have been combined into ,schema_attributes= and
model_attributes=.
add #clear_method.
find_by! return ActiveRecord::RecordNotFound if not found
Simplify base class. It will create a mock with either methods from the model and/or attributes form the schema
Update read me