Ajout des tests unitaires pour /Markov.

Code/Markov/otbMRFEnergy.h

Code/Markov/otbMRFEnergyGaussianClassification.h

Code/Markov/otbMRFEnergyPotts.h

Code/Markov/otbMRFOptimizer.h

Code/Markov/otbMRFOptimizerMetropolis.h

Code/Markov/otbMRFSampler.h

Code/Markov/otbMRFSamplerRandom.h

Code/Markov/otbMarkovClassificationFilter.h

Code/Markov/otbMarkovClassificationFilter.txx

Testing/Code/CMakeLists.txt

Testing/Code/Markov/CMakeLists.txt

...ing/Code/Markov/otbMRFEnergyGaussianClassificationNew.cxx

Testing/Code/Markov/otbMRFEnergyNew.cxx

Testing/Code/Markov/otbMRFEnergyPottsNew.cxx

Testing/Code/Markov/otbMRFOptimizerMetropolisNew.cxx

Testing/Code/Markov/otbMRFOptimizerNew.cxx

Testing/Code/Markov/otbMRFSamplerNew.cxx

Testing/Code/Markov/otbMRFSamplerRandomNew.cxx

Testing/Code/Markov/otbMarkovClassificationFilterNew.cxx

Testing/Code/Markov/otbMarkovTests1.cxx