+ Optimize SMDS_VolumeTool::IsFreeFace()
+ Add icons for Evaluate and Change Sub-mesh order
+ Make "Meduim nodes on geometry" ON by default
+ Disable "Group on geometry" if mesh is not on geometry
+ SMESHGUI_MeshOp: fix switch from Sub-mesh creation to Sub-mesh edition
1) Fix common WIN32 compilation errors.
2) Replace WNT deprecated macro definition by the WIN32.
3) Remove unnecessary test executables.
4) Make MEFISTO2D algorithm optional: try to determine f2c generator and generate C code from Fortran, otherwise MEFISTO2D is unavailable.