Added some Motif wxGLCanvas support; some more Motif bugs cured; print dialogs

look OK on Motif now; got rid of some #ifdef wxUSE_... instances


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1459 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

docs/motif/todo.txt

@@ -35,16 +35,19 @@ High Priority
   painting a tiled bitmap, then a slight flicker might be seen unless
   X can be persuaded not to repaint the window background by default.
 
+- wxRadioBox doesn't show up in the controls sample, though it's
+  OK on other dialogs (e.g. printing sample).
+
+- Word wrapping in wxStaticText: how?
+
 - wxSpinButton
 
 - Miscellaneous events.
 
-- Get wxGLCanvas from 1.68 working.
+- wxGLCanvas: cure bad flicker
 
 - Use wxImage to load other formats into wxBitmaps, such as PNG, BMP.
 
-- Printing dialogs need some tidying.
-
 Low Priority
 ------------