Added dictCapacity as a program argument

decoder/src/macaon_decode.cpp

maca_common/include/Dict.hpp

maca_common/include/ProgramParameters.hpp

maca_common/src/Dict.cpp

maca_common/src/ProgramParameters.cpp

trainer/src/Trainer.cpp

trainer/src/macaon_train.cpp

transition_machine/src/ActionBank.cpp