videomenu: minor tweak regarding the aniso filtering option.
screen: auto-scale the HUD when gl_hudscale < 0.
screen: move the SCR_DrawCrosshair declaration to the header.
savegame: update gamefunc_{decs,list}.h, for completeness sake.
Merge branch 'master' of github.com:yquake2/yquake2
video: revert commit 97e149ba9e, implement a better fix for this.
Merge branch 'master' of github.com:yquake2/yquake2
screen: simplify SCR_GetHUDScale.
Merge branch 'master' of github.com:yquake2/yquake2