One 4 Nine (L4D2) - v5 of campaign now released file

- Fixed SI player ghosts not being killed if falling into canyons.
- Minor fixes for some sound effects.
- Reduced SI spawning at start of map 1.
- Reduced maximum simultaneous chargers in waterlogged tunnels from 3 to 2.
- Added instructor hint for the big fire in map 4.
- Increased hordes at end of map 4.
- Fixed versus scoring for map 5.
- Fixed instructor hints not being removed in some situations.
- Two tanks spawn at end of finale.
- Updated poster.
- Added more health in versus at start of maps 1 and 2.
- Added more pistols in versus at start of map 1.
- Fixed a few clipping issues.
- Added desert eagles to map 2.
- Added more melee weapons throughout campaign.
- Added ammo stacks midway through maps 2 and 4.
- Removed black vigetting from finale due to problem in versus mode.
- Added mild saturated color correction throughout most of finale.
- Added health cabinet to medical area in map 4.