Few functional tests for minimizers.

Fit/FitKernel/inc/PatchedGSLSimAnMinimizer.h

Fit/FitKernel/inc/ROOTMinimizerHelper.h

Fit/FitKernel/inc/ROOTSimAnMinimizer.h

Fit/FitKernel/src/PatchedGSLSimAnMinimizer.cpp

Fit/FitKernel/src/ROOTMinimizerHelper.cpp

Fit/FitKernel/src/ROOTSimAnMinimizer.cpp

Tests/FunctionalTests/TestPyFit/CMakeLists.txt

Tests/FunctionalTests/TestPyFit/README

Tests/FunctionalTests/TestPyFit/fitting_utils.py

Tests/FunctionalTests/TestPyFit/testfit01.py

Tests/FunctionalTests/TestPyFit/testfit_GSLLMA.py

Tests/FunctionalTests/TestPyFit/testfit_GSLMultiMin.py

Tests/FunctionalTests/TestPyFit/testfit_GSLSimAn.py

Tests/FunctionalTests/TestPyFit/testfit_Genetic.py

Tests/FunctionalTests/TestPyFit/testfit_Minuit2.py

Tests/FunctionalTests/TestPyFit/testfit_UsingBuilder.py

...dParty/RootMinimizers/inc/Math/PatchedGSLSimAnMinimizer.h

...arty/RootMinimizers/src/Math/PatchedGSLSimAnMinimizer.cxx