Added 2 new Biomes & MultiSystems

Biomes: "Heightlands","Newbiome"(searching for a name).
Heightlands: Higher than Plains, with a few mountains and more
undergrounds.
Newbiome: Similar to Heightlands
MultiSystems: Systems for Multiplayer
BanSystem: Not finished
KickSystem: Not finished
MotdSystem: Close to finish
NickSystem: Work 4 @Immortius
PermissionSystem: Much to do
Commands: Added basic commands