added carl back
Merge pull request #36 from MuttStudio/feature/carl-fix

[Feature] add carl back
Added train scene audio
Merge pull request #37 from MuttStudio/feature/train-audio

Added train scene audio
reverted pawn class change
a few misc things. this ticket changed after client meeting
Merge pull request #38 from MuttStudio/feature/portal-fade

[Feature] misc stuff
fixed green screen wall for vent