Hex Map 5.4: New Map Generator

It is time that we modernize the map generator. The class that does it is a monolithic thing that does a lot of work. We're going to split it up into mock jobs, which will become true Burst jobs in the future. We also take a look at generation inconsistencies between Mono and IL2CPP builds.

Hex Map 5.4.0 (Catlikecoding)