TreasureChest 8.4.4

Features:
* Added treasure groups (see command /tchest group) (Thanks to
@basicmark)
* Added shared single inventory treasures  (Thanks to @basicmark)
* Added Score reward (Thanks to @zephyyrr)
* Allowing @p in command and broadcast rewards, just like command blocks
* Added Unlimited dispensers! (see command /tchest u)

Fixes:
* Attempt to workaround ANSI versus UTF-8 bug
* Health reward fix
* Changed rank permission message, no longer provides admin info for
normal players
* NullPointerException in list commands
* Half slabs and stuff, no longer prevent chests from opening
* Fly reward bug. Wouldn't stop flying after disconnect
Added peek command. To see real inventories