n2: do not process elan commands during ggpo rollbacks.
n2: Cache model colors to avoid unpacking for each vtx
pvr: merge equivalent polys with different culling by duping a vtx
pvr: fix crash during direct FB render
pvr: use correct color ordering for naomi2. Use identify matrix for null matrix pointers
ggpo: do not signal end of frame on a render to texture
pvr: link multipass TA contexts. Each pass has its own.
pvr: get rid of context pool
naomi2: constant color shading. Use model diffuse and specular
selection. Don't use vtx color for offset color.
naomi2: pseudo-parallel lights fix
naomi2: pass-through TA data needs forced list type. Terminate with
end-of-list
enable RTT copy to vram for Beach Spikers