Mac binaries and package.
Fix pointer casting fix
Some compile fixes, got 32-bit and 64-bit linking to glibc 2.3 with GCC 3.3.6
Disable compression on-the-fly, add commented hqtextures line
sync to safemode branch -r12220, fix void* cast, add hqtexture support, remove dxt5 blacklist, remove png special-case
Repeal PNG workarounds, no more DDS blacklist, new Nvidia driver fixes things
initial hqtexture dir, pretend it's empty data4.x dir when adding textures.
HQ Texture support
Fix void* dereferencing error in gcc 4.x
resync to svn head -r12215