InterferenceFunction2DLattice etc: rm argument default values

Core/Aggregate/InterferenceFunction2DLattice.cpp

Core/Aggregate/InterferenceFunction2DLattice.h

Core/Aggregate/InterferenceFunction2DParaCrystal.h

Core/Aggregate/InterferenceFunctionRadialParaCrystal.h

Core/InputOutput/OutputDataReader.cpp

Core/Parametrization/INode.h

Core/StandardSamples/BoxesSquareLatticeBuilder.cpp

Core/StandardSamples/ParaCrystalBuilder.cpp

Core/StandardSamples/ParticleCompositionBuilder.cpp

Core/StandardSamples/TwoDimLatticeBuilder.cpp

...erferenceFunctions/Interference2DCenteredSquareLattice.py

...nterferenceFunctions/Interference2DLatticeSumOfRotated.py

...ex03_InterferenceFunctions/Interference2DSquareLattice.py

...ulation/ex03_InterferenceFunctions/SpheresAtHexLattice.py

...mulation/ex04_ComplexShapes/HexagonalLatticesWithBasis.py

...lation/ex06_Reflectometry/MaterialProfileWithParticles.py

...on/simulation/ex07_Miscellaneous/BoxesWithSpecularPeak.py

.../simulation/ex07_Miscellaneous/CylindersInAverageLayer.py

...lation/ex07_Miscellaneous/HalfSpheresInAverageTopLayer.py

GUI/coregui/Models/InterferenceFunctionItems.cpp