Additions:
- Added an option to let the portal room generated in a removed chunk
- Added an option to let the end spike generated in a removed chunk
- Added an option to let the plugin affect spawn chunks
- Added an option to let the plugin fix the exit portal
- Added checkerboard chunk validator
Know Issues:
- When going through a nether portal for the first time, there is a chance that the player gets kicked. Simple rejoin the server.