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

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.

Fixed bug in InterferenceFunction2DParaCrystal; fixed warnings about size_t -> int conversions; updated Xcode project file