Bukkit

• Check for teleporting into unloaded chunk and load it if necessary
  
• Implemented Safeteleport option insted of highest block available
  
• Added MobArena support to not create TombStones and DeathSigns
  
• Added Keep Exp when you have a TombStone, this will allow you to keep the Exp which is normally being dropped if you quickloot a tombstone
  
• Added option to disable broadcasts in certain worlds
  
• Added option to use DisplayName during broadcasts (Note: this can cause NPE's if you have weired DisplayName, please report them!)
  

Not updated to 1597, this will be 3.2 coming shortly! See the changelog