ToyExperiment is working now with GSL minimizers, check for validity of configuration in ROOTMinimizer

New quick and dirty TestFumiliLMA for checking within ROOT framework LMA-based minimizers (Fumili, GSLMultiMin)

Conflicts:
	App/src/TestIsGISAXS12.cpp

Conflicts:
	App/src/TestIsGISAXS12.cpp
	Core/Algorithms/src/Experiment.cpp

Refactoring in ChiSquaredModule and FitSuiteObjects to have isgisaxs like chi module, unit test for chi module

Replaced vector of pointers to axes inside OutputData to vector of objects; removed getAxes() method from OutputData

N of free parameters in ChiModule, scale for max intensity in FitObjects, more tests in TestIsGISAXS12

Conflicts:
	App/src/FitSuiteHelper.cpp
	App/src/IsGISAXSTools.cpp
	App/src/TestFittingModule3.cpp
	Core/Tools/inc/FitSuiteObjects.h

Conflicts:
	shared.pri

Added IFormFactorBornSeparable for form factors whose amplitude separates into a radial and a z-part.