Patch 0.1.8.1

Fixes:

- New shooting system was incorrectly detecting body parts and their armor
- Client crash when looting corpse
- Client crash after death
- Client crash after inviting to a squad
- Rare client crash when closing inventory
- Rare client crash when opening in-game menu
- New equipment was not added into the server admin panel
- Barrett wrong tactical light placement
- Airdrop outside the map bounds