Draft: make Draft_Edit also detect key up events

The key down events can be claimed by shortcuts from other workbenches. Detecting both the down and up events does not seem to cause problems.

src/Mod/Draft/draftguitools/gui_edit.py

@@ -412,14 +412,14 @@ class Edit(gui_base_original.Modifier):
         """Execute as callback for keyboard event."""
         # TODO: Get the keys from preferences
         event = event_callback.getEvent()
-        if event.getState() == coin.SoKeyboardEvent.DOWN:
+        if event.getState() in (coin.SoKeyboardEvent.DOWN, coin.SoKeyboardEvent.UP):
             key = event.getKey()
             # App.Console.PrintMessage("pressed key : "+str(key)+"\n")
             if key == 65307:  # ESC
                 self.finish()
             if key == 101:  # "e"
                 self.display_tracker_menu(event)
-            if key == 65535 and Gui.Selection.GetSelection() is None: # BUG: delete key activate Std::Delete command at the same time!
+            if key == 65535 and Gui.Selection.getSelection() is None: # BUG: delete key activate Std::Delete command at the same time!
                 print("DELETE PRESSED\n")
                 self.delPoint(event)