new rulesets

[LeopolD]

new ruleset ql2008.cfg: mimics Quakelive as it was played at Quakecon 2008 (AFAIK).
osp+.cfg: reduced LG range from 768 to 672, damage values back to Q3 (8)
RG from 100 to 85 damage
MG 6 damage
RA gives 0.75 protection, YA 0.66, GA 0.5
Respawn time from 2000 to 1000 millisec
Weapon respawn 15 on all maps besides hub atm