Introduced Hidden Markov Model
A little clean up
Added codebook
Housekeeping
Refactor of the Recognizer (now it's the model processor)
Finished work on the new model classes
Fixed compilation errors
Added printing of observation from the input data
Stubs for BaumWelch and ForwardBackward algorithms
Draft implementation of BaumWelch
Printing logic moved to the special class
Added simple implementation of forward algorithm
A lot of minor fixes after smoke tests
Minor fixes
Fixes for Forward/Backward algorithm
Fixes for Forward/Backward and BaumWelch algorithm
Added valid BM test
Fixed BW algorithm, added a test
Baum-Welch tests
BaumWelch tests refactoring