Nouveau MGA Tweak

Une nouvelle version de MGATweak, 1.20 build 018, est disponible ici  (563 Ko). Voici les changements :

- Supports for Microsoft Windows NT 4.0.
- Fixed incorrect Auto Duty Cycle check mark on startup.
- Fixed system crash on PCI Power Management due to clock monitoring.
- Recompile and link using Microsoft Visual C++ 6.0.
- Bundled with Matrox DPMS Screen Saver, which hardware.