Changed

- Keep sound on when game is in background
- Less chance of appearance for "no category 1 weapon" modifier
- Capture now doesn't fail Extraction/Destruction missions
- Various gameplay balancing

Fixed

- fixed ID_009 captured out of its cell
- fixed Fire FX in the air when holding canister on explosion
- fixed ID_006 sometimes stuck in vents
- fixed too many assets loaded at once in avatar menu