AirPower update

[Azarael]

Fighters

Improved turn speed.
Improved speed.
Fighters will no longer suffer worse handling as health decreases.

Choppers

Improved speed.

Excalibur

Correctly displays remaining fuel.

Predator

Missiles do more damage.

Reaper

May now cloak. Duration is 60 seconds.
Hellfire missiles do double damage.
Missiles do more damage.

Phantom

May now cloak. Duration is 30 seconds.
Phantom nuke will give kill credit as long as the player who dropped the nuke is alive.