Upgrade openarena to 0.8.1

[Brett Alton]

Binary package hint: openarena

OpenArena has been updated to 0.8.1

Here are the files: http://openarena.ws/files.html
Announcement: http://openarena.ws/news.html
Changelog: http://openarena.ws/board/index.php?topic=2419.0

- Better mouse control (it'd better be)
- Initial release of 'missionpack'
- Missionpack weapons added back into baseoa (this means NAILGUNS, PROXIMITY MINES AND CHAINGUNS in non-missionpack mode!)
- New announcer voices from Fuzztooth
- New player model : Sorceress
- New map: oa_bases7
- New map: pul1ctf
- New map: schism
- q3dm6ish retextured by TRaK, and is back in the maps menu
- oa_bases3 recompiled with fast water (should perform 632% faster)
- Classic version of oa_bases3 snuck in Smiley
- oa_minia updated
- dm6ish updated (retextured, and bots aren't dumb at the door anymore)
- New plasma gun model and skin from enki
- New sound effects for shotgun, railgun, and weapon switching
- New CTF event sounds
- New Kyonshi voices, courtesy of aeri_s
- Ayumi optimized, at the cost of the Jenna skin Sad
- Beret greatly improved, in skin and animation and taunt sound
- Some simple stress and flyby demo files (intended for timedemo)
- All TGAs that had broken headers are now corrected
- Other stuff like random asset polish
- Uses protocol 71
- Single player campaign re-organized (Thanks cosmo)
- 'Depreciated' client for Windows 9X in addition (lacks ipv6 support)
- New hitsound
- New map: ps37ctf
- New map: ctf_gate1
- New map: am_galevish
- Space Marine should no longer crash on old client
- Chaingun works in unlagged now
- non-Free texture folders from previous release removed (this also removes the schism and q3dm6ish-v2 map)