snake(fanupdate)

This is a fan update of the old snake add-on created by Motig all code and credit goes to him i only updated this add-on to be compatible for mop.
Link to the old snake here.

The original author can pm if he wants this taken down due to the fact it is his add-on again i only did a fan update since no update has come in 2 years.

/snake still starts the game.

Change-log:
version 1.0
changed code to work with 5.0.4 mop.
Added the use of w-a-s-d controls.