wxGUI manual page: note also Quick wxGUI Tutorial

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@45516 15284696-431f-4ddb-bdfa-cd5b030d7da7

gui/wxpython/docs/wxGUI.html

@@ -580,7 +580,9 @@ wxGUI components:<br>
 </em>
 
 <p>
-See also <a href="http://grass.osgeo.org/wiki/WxGUI">wiki</a> page.
+See also wxGUI <a href="http://grass.osgeo.org/wiki/WxGUI">wiki</a> page,
+and <a href="http://grass.osgeo.org/wiki/Quick_wxGUI_tutorial">Quick
+wxGUI Tutorial</a>.
 
 <h2>AUTHORS</h2>