* Walls appear to be drawn correctly
* Moved some palette and floor clearing functions to specific draw files
* Sprites are shown -- just with wall textures.

* Initial software gtk+ version
* Stub for glx version
* Added GPL Header to all source files
* Cleaned up TODO

intermittent failures when going to gamemode).

itself, return a copy of the resource).

Updated res.c to do more work by making copies of resources and freeing the
copies when released.

Removed a few lines of unused code, etc

TODO: find where/why GameShapes (and/or the memory it is pointing to) is
getting trashed.

version's

implementing input

everything else.

added).  Unsuccessful attempts to fix glx.

(OpenAL).

headers). Renamed most VWB_ functions to VW_.