Tried removal of Rotate from Geometry which however is required by IsGISAXS07.
Will be reverted in a minuted.

Insert new header comment block, remove old one, manually improve file comments (defines / implements), change brief function description to doxygen format, remove some outcommented code

Lattice2DIFParameter now is a class, InterferenceFunction2DLattice is protected against zero denominator, fix in project file to correctly treat FP exceptions under mac/linux

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

TestFittingModule switched to new FitSuite, Observer pattern and new FittingHelper to follow fit iterations