Latest changes/fixes:

• Weapons stay option no longer affects dropped weapons
• Bots no longer get confused when waiting at player’s corpse (in coop)
• Player now receives all keys in sandbox mode
• Various bug fixes to stats tracking
• Various bug fixes in sandbox mode
• Added WeaponsStay flag to marshmallow.cfg
• DrawWallpaper option added to marshmallow.cfg and set to zero by default