Split apache guns into AA/AG variants too. Fixes #946.

mods/cnc/rules/aircraft.yaml

@@ -59,9 +59,12 @@ HELI:
 	RevealsShroud:
 		Range: 8
 	AttackHeli:
-		PrimaryWeapon: HeliGun
+		PrimaryWeapon: HeliAGGun
 		PrimaryOffset: 0,-3,0,2
 		PrimaryLocalOffset: -5,0,0,0,0, 5,0,0,0,0
+		SecondaryWeapon: HeliAAGun
+		SecondaryOffset: 0,-3,0,2
+		SecondaryLocalOffset: -5,0,0,0,0, 5,0,0,0,0
 		FacingTolerance: 20
 	LimitedAmmo:
 		Ammo: 10

mods/cnc/weapons.yaml

@@ -123,12 +123,32 @@ HighV:
 		InfDeath: 1
 		Explosion: 1
 
-HeliGun:
+HeliAGGun:
 	ROF: 20
 	Burst: 2
 	BurstDelay: 0
 	Range: 4
-	ValidTargets: Ground, Air
+	ValidTargets: Ground
+	Report: gun5
+	Projectile: Bullet
+		Speed: 100
+	Warhead:
+		Damage: 20
+		Spread: 3
+		Versus: 
+			None: 100%
+			Wood: 50%
+			Light: 50%
+			Heavy: 25%
+		InfDeath: 1
+		Explosion: 1
+
+HeliAAGun:
+	ROF: 20
+	Burst: 2
+	BurstDelay: 0
+	Range: 4
+	ValidTargets: Air
 	Report: gun5
 	Projectile: Bullet
 		Speed: 100