Bukkit

-added Besieger

-added Trickster's Bow

-added Druid's Staff

-added Hammer of the Underworld

-added Knight Armor set

-added Armor of the Defender set

-added Berzerker Axe and Offhand weapon set

-changed commands to get items to a single "/getitem" command

-info and help commands don't need permissions anymore

-added tab completers for all commands

-blocks placed by items now disappear after a period of time

-fixes for full set abilities