Changes make_one signature to make
Changes prepare_one signature to prepare
Removes constant which is not used
Creates exception to be used with invalid quantity values
Adds the _quantity parameter to make method
Adds the _quantity parameter to the prepare method
Changes ManyToManyField generator to a private function
Ensures old methods notifies the user with the deprecation warning
Ensures make_recipe works with the _quantity parameter
Ensures prepare_recipe works with the _quantity parameter
Adds deprecation warning for make_many_from_recipe method
Adds exception test methods to prepare and make recipe
Fixes old API documentation
Adds docs to how the developer can use the new way of making many objects
Adds the deprecation notes to the docs