Bug fix

- Removal of debug message at start of delta level
- offhand weapons don't drop the offhand sprite anymore.
Bug fix

- Added note
- var define wrong way round
Info fix

Changed Exodus to NSS Aurora on vox shuttle and heist
Info

To be more clear with wielding guns
Debug message

I still need to see this in action.
Conversion of sign language

- Added visual languages
- Sign Language is now a visual language
- New visual languages can be added by adding 'vocal = 0' to the
language datum
- Visual languages can be used in a vacuum
- Visual languages can't be used on the radio
General Update

- Added Confirmation Message
- Cleaned up code to be less mushed together.
Merge pull request #170 from SoundScopes/master

Bug Fixes & sign language conversion