Merge branch 'iss29'
Simple pink arrows to indicate next checkpoint location on racing
prototype map.
World Terrain has been added.

It is fairly easily changed now too.
It's created with Terrain//Sculpting to save room.
Water needs to be re-looked at.
Merge pull request #21 from InebriatedSquirrel/Worldterraingeneration

World Terrain has been added.
Merge pull request #22 from InebriatedSquirrel/iss28

Simple pink arrows to indicate next checkpoint location on racing