LightUp v6

LightUp v3.0c

Updated Macintosh and Windows versions of LightUp. You should be able to login, go to Downloads and use your RegKey and the bottom of the page to get the latest installers.

Fixes for v3.0c
- Much improved light caching
- Fix for multiplier-style ('4x') Resolution
- Updated French translation
- Fixed Vertexlit with realtime sun
- Much faster Thumbnail updating
- SU Walk-mode can use right-button to look around
- Warn before starting very high resolution lighting
- 10% faster lighting