Alternate Alpha Variants

Changed the skin for the pearlescent creatures.

Adjusted spawn rates again, the creatures that are spawning more commonly have been dropped to 0.3 (3%) instead of 0.5 (5%). Creatures that are less common are still at 0.5, and creatures that i cant seem to get to spawn at all have been raised to 0.1 (10%).

Narcotic creatures now removed as its a standalone mod i will work on from time to time.

Threshing Creatures now gone because Splintering does thatch and wood.

Fixed Rocky Equus name.

Tanky Creatures now give you metal and scrap metal when harvested.