Binded MAP_GMMTrainer. Still needs tests.

bob/learn/misc/MAP_gmm_trainer.cpp

bob/learn/misc/__MAP_gmm_trainer__.py

bob/learn/misc/__init__.py

bob/learn/misc/cpp/MAP_GMMTrainer.cpp

bob/learn/misc/include/bob.learn.misc/MAP_GMMTrainer.h

bob/learn/misc/main.cpp

bob/learn/misc/main.h

bob/learn/misc/test_em.py

setup.py