Binding PLDATrainer

bob/learn/misc/__empca_trainer__.py

bob/learn/misc/cpp/PLDATrainer.cpp

bob/learn/misc/empca_trainer.cpp

bob/learn/misc/include/bob.learn.misc/PLDATrainer.h

bob/learn/misc/main.cpp

bob/learn/misc/main.h

bob/learn/misc/plda_trainer.cpp

setup.py