Tidied up the Packet Handler.

Switch is much cleaner than ifelse
Framework for Vanity GUI
Use the correct Packet Channel
Derp.
No use defining the IDs if I don't use them!
Fixed a NPE

And added a new one o.0
More Derping trying to get GUI working
Silly Github.

Somehow my onEntityConstructing got removed
It works!

Now to just position everything correctly
Moved the Slots into the right positions
Steam is less dense than Air
Import Optimisations
Merge pull request #42 from warlordjones/master

Vanity GUI :D