Issue (2) with Geometric Progression reported in
https://www.salome-platform.org/forum/forum_10/976643804#300891023
Fixed in StdMeshers_Prism_3D.cxx
+ Minor changes:
1) SMESHGUI_PreVisualObj::myMesh in now SMESHDS_Mesh*
2) TPythonDump::DumpArray is now public method
3) In StdMeshers_FixedPoints1D, make args of Set*() methods const
4) Install SMESHGUI_PreVisualObj.h
5) Make StdMeshers_QuadrangleParams::SetCorners() available via CORBA