Guns Update #1

Edited guns :
- N99 Pistol
- Service Rifle
- Mosin
- SKS
- PPSH
- Hunting Shotgun
- Caravan Shotgun
- Widowmaker Shotgun
- Police Shotgun
- 308. Rifle
- 9mm Maria
- Rangermaster Rifle

Added Guns :
- Kellogs Pistol
- Covert Pistol
- Pipe Pistol and Revolver
- La Longue Rifle
- Lincoln Repeater
- All American
- Handmade Rifle