Earthbending DustCloud 1.2.2

I'm really sorry D:
Another one bites the dust!

2 more to go!

And for everyone else another clue!

Updated to work with 1.8.6
- Added support for 1.8.4 PK Core
- Added support for 1.12 Spigot
- Minor Bug Fixes
More bug fixes
DustCloud now corresponds to the block below the player, has more particles, and has a config option for the minimum amount of earth blocks required for Dust Cloud to work.