Adds docstring to import_objc_class. Refs #3.
Modifies type goal to use new T prefix convention. Refs #3.
Generates type for improted objc class. Refs #3.
Adds note about proc mangling. Refs #3.
Splits new code into separate proc. Refs #3.
Adds basic NSObject import test. Refs #3.
Documents task in changes log. Refs #3.
Merge branch 'feature/t3_auto_generate_type'