Installation:

1.Download and install Forge. Link is on the download page for this mod
2.Extract the AuroraRubealis_v100_For146.jar to the .minecraft/coremods folder

Configuration:

"Aurora Animations"- Not used
"Aurora Y Translation" - Set true for untouchable auroras
"Debug information" - Set true for console spam
"Multiple Bands" - Set false for fewer bands/ better performance
"Version Checking"- Set false if you don't want the version to be checked. Version checking may slow down world start up.
"biome list"- Add or remove biomes that you do/n't want auroras to spawn in