Added 2 new blocks, 8 new biomes, 14 new biome variants, and tweaks to almost every other biome, as well as fixing compatibility with Traverse and Terrestria.

The actual list is much bigger, but there's far too much to put here! Please check https://github.com/SuperCoder7979/ecotones/blob/0.5.0/changelogs/0.5.0.md for the full changelog!