Merge branch 'develop' into manual

Core/Algorithms/src/IDetector2D.cpp

Core/PythonAPI/src/IHistogram.pypp.cpp

Core/Tools/inc/IHistogram.h

Core/Tools/src/IHistogram.cpp

Examples/python/fitting/ex10_FitGALAXIData/FitGALAXIData.py

Examples/python/fitting/ex10_FitGALAXIData/SampleBuilder.py

...on/simulation/ex05_BeamAndDetector/RectangularDetector.py

...mulation/ex06_Miscellaneous/AccessingSimulationResults.py

...hon/simulation/ex06_Miscellaneous/AxesInDifferentUnits.py

Fit/FitKernel/src/FitObject.cpp

Fit/StandardFits/IMinimizerFunctionalTest.cpp

Fit/StandardFits/IMinimizerFunctionalTest.h

Fit/StandardFits/MinimizerFunctionalTests.cpp

Fit/StandardFits/MinimizerFunctionalTests.h

Fit/StandardFits/RectDetectorFitTest.cpp

Fit/StandardFits/RectDetectorFitTest.h

Fit/StandardFits/StandardFitsFactory.cpp

Tests/FunctionalTests/TestFit/CMakeLists.txt

dev-tools/python-setup/bornagain/plot_utils.py