Fix for bug IPAL10313 (It is impossible to select "Start point" from 3D viewer in "Extrusion along a path" dialog box).
Fix for bug IPAL10313 (It is impossible to select "Start point" from 3D viewer in "Extrusion along a path" dialog box).

FedoraScientific/salome-smesh,FedoraScientific/salome-smesh,FedoraScientific/salome-smesh,FedoraScientific/salome-smesh