Show vote keys on HUD during vote, modified vote message a bit
Remove some more automatic sRGB image flags.
Don't use OpenAL by default, doesn't support multiple listeners

Multiple listeners are used by splitscreen mode.
Don't need to increase renderer's max entities

This was done when increasing game's max entities, but that doesn't effect client side.
Increase MAX_GENTITIES from 1024 to 4096
Merge remote-tracking branch 'spearmint/master'

Conflicts:
	code/cgame/cg_draw.c
	code/qcommon/q_shared.h
Merge remote-tracking branch 'ioquake3/master'
Merge remote-tracking branch 'spearmint/master'
Merge remote-tracking branch 'ebx/master'