wxGUI: fix trac https://trac.osgeo.org/grass/ticket/439

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@35441 15284696-431f-4ddb-bdfa-cd5b030d7da7

gui/wxpython/gui_modules/mapdisp_window.py

@@ -24,6 +24,8 @@ import math
 import wx
 
 import dbm
+import gdialogs
+import gcmd
 from debug import Debug
 from preferences import globalSettings as UserSettings
 from vdigit import GV_LINES as VDigit_Lines_Type