FEM: ccx tools, delete elmer code since ccx tools only support ccx
FEM: ccx tools, delete elmer code since ccx tools only support ccx

Fat-Zer/FreeCAD_sf_master,Fat-Zer/FreeCAD_sf_master,Fat-Zer/FreeCAD_sf_master,Fat-Zer/FreeCAD_sf_master,Fat-Zer/FreeCAD_sf_master