added more API events (see here for some basic usage)

• RandomSelectPlayerEvent
  
• RandomSelectQueueEvent
• LoadChunksPlayerEvent
• LoadChunksQueueEvent
  
• RandomPreTeleportEvent

implemented RTP.getRegion and RTP.setRegion methods

added number of tries to RandomTeleportEvent

fixed some biome detection code for picking up biomes during selection
implemented region expansion for alternate placement modes

added support for:

• Factions (and any factions plugins using massivecraft.factions as a base)
• TownyAdvanced
• HuskTowns