Added Quick Mission (Play Book)

Replaced Mission 7 with a better looking version of it taking place on the terrain of (Isla Duala)
Removed the generic empty mountain terrains from the modpack.

Replaced the second campaign mission (Whiteout) with a much better looking mission that takes place on Isla Abramia.
Removed generic snow maps from the modpack.

Added 2 of the Quick Missions (Six of One) and (Stolen Goods)

- Updated the briefing with a more proper description of how to select weapons.
- Added a new briefing showing what gear is Recommended for each mission.
- Fixed small bug in the (Power trip) Mission that made the commander not escape to his chopper.
- Added better backpack with more space for the missions in Uganda.

Fixed ending trigger that wouldn't activate in the (Counter Punch) Mission.
Fixed Extraction chopper wouldn't land at the end of the (Pay Back) Mission.

- Fixed Etraction Chopper not showing up in (Payback) Mission.
- Give the player a little more time to set up an ambush in the (Hold Up) Mission.

Reactivated allowdamage for the player in (Special delivery) since i had forgotten.
Other minor fixes to the (Special delivery) mission.