fix this problem for all 1D hypotheses (StdMeshers_Regular_1D.cxx)
Bug report: http://www.salome-platform.org/forum/forum_10/636759606
Fix compilation warnings:
- unused function
- missing virtual destructor
- variable set but not used
+ 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