Fixed wrong layered-rock assets
Fixed some terrain issues
Minor adjustments to loot distribution
Added crashed revival chamber
Added secret ship cave

Adjusted loot balance -
knowledge banks in more likely to find places.
added 2 murals to hint at loot locations
more loot ruins and loot containers to make island more consistently rewarding

Fixed missing thumbnail image

- Fixed some untextured cave areas.
- Removed unused testing mural.

Initial upload from the Island Generator Tool