Functionality previously provided by setNodeColorByResult is now
in setNodeColorByScalars. FemResult* object is no longer required,
the function accepts list of elements and a list of values.
Functionality previously provided by setNodeDisplacementByResult is now
in setNodeDisplacementByVectors. FemResult* object is no longer required,
the function accepts list of elements and a list of vectors.
A side effect: FemResultValues and FemResultVector are no longer used
and have bee removed.
Signed-off-by: Przemo Firszt <przemo@firszt.eu>
