more feedback that the GUI is starting (may take a while on older systems) (merge from devbr6)

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@43191 15284696-431f-4ddb-bdfa-cd5b030d7da7

general/g.gui/main.c

@@ -101,7 +101,7 @@ int main(int argc, char *argv[])
 	exit(EXIT_SUCCESS);
 
 
-    G_debug(1, "Attempting to start '%s' GUI ...", type->answer);
+    G_message(_("Launching '%s' GUI in the background, please wait ..."), type->answer);
 
     if (strcmp(type->answer, "wxpython") == 0) {
 	sprintf(progname, "%s/etc/gui/wxpython/wxgui.py", G_gisbase());