KA-52 to the Helipad

adds the KA-52 and the KA-52 (9M120 variant) to the RU helipad on any WCS-modded server. Ammunition has also been added to the arsenal. Price, spawn delay, and XP cost are all implemented.

thanks to WCS for making these mods

kuka: https://discord.gg/nj8dGGK5Ck