AH-423 IK seems to be working across server

Fixed a bug where the server would crash in debug mode if a spell was
fired.
Added comments to animation interface
Tested the new code in body. AH-378

Also rewrote some tests to be better.
Merge branch 'master' into TestPlayerVolumes
AH-443 The player is frozen for 3 seconds after spawning
Refactor vector classes to simplify usage.
Prevent player from moving to fast. AH-399
master Cleanup
AH-400 Added the new Dzala model
Merge branch 'master' of https://github.com/Torkelz/Havenborough
AH-400 Fixed Dzala model
Merge remote-tracking branch 'origin/master' into AH-260_text_rendering