Add class toUtf8
IPAL52708: TC7.6.0: name of copied group is wrong when Scale transform
Fix gp_Trsf definition in SMESH_MeshEditor_i::scale()
IPAL52704: TC7.6.0: "Modification of orientation" don't work on volumes
Fix SMESHGUI_MultiEditDlg::isIdValid()
+ Doc update
+ Pre-open MED file to speed-up reading/writing (following 22349)
+ Clock-cursor in Display Entity dlg
+ In Filter dlg, do not perform filtering if it's not needed
+ In Group dlg, store a user-given name of a new group
+ Clock-cursor after hypothesis modif as mesh clearing can be long
+ Treat selected object right at opening of Measure dlgs
+ Allow removal of elements in a not shown mesh
+ Make filter work on a not shown mesh
+ Don't leave orphan nodes at RemoveGroupWithContents
+ Avoid crash when exporting a group + fields
SMESH_Controls.cxx: add some protection against SIGSEGV
SMESHGUI_MeshOp.cxx: at mesh edition,avoid selection of a sole existing
hypothesis compatible with an assigned algo
SMESHGUI_Utils.h: make class toStdStr usable.
