Eliminate many "doing what you told me to" messages

These messages were perhaps originally intended as a debuggin aid but now add clutter to the output panes. Remaining messges are mostly the result of methods to display attributes of an object (which one could call from the Python console) or actually provide some information which would not be obvious from the circumstances

src/Mod/Draft/drafttaskpanels/task_shapestring.py

@@ -35,7 +35,7 @@ import FreeCAD as App
 import FreeCADGui as Gui
 import Draft_rc
 from draftguitools import gui_tool_utils
-from draftutils.messages import _err, _msg
+from draftutils.messages import _err
 from draftutils.params import get_param
 from draftutils.translate import translate
 from DraftVecUtils import toString