model_utils: All modules contain in a class

Added a function to get all modules concerned in a class

Signed-off-by: Stefan Lage <lagestfan@gmail.com>
model_utils: All modules concerned in a class

Creating a function to all modules an submodules concerned in a class

Signed-off-by: Stefan Lage <lagestfan@gmail.com>
ni_nitdoc: Get all methods contained in a class

Signed-off-by: Stefan Lage <lagestfan@gmail.com>