* NEW: Add support for loaded font via SDLttf library (drawing not yet enabled)
* NEW: Add some debugging infos via environment var DEBUG_GB_SDL
* BUG: Custom cursor (from an image) is currently disabled as it doesn't work yet
Lot of internal clean up and optimisations, not yet finished but things start to take places.
git-svn-id: svn://localhost/gambas/trunk@2243 867c0c6c-44f3-4631-809d-bfa615b0a4ec
