[Bleeding] Fixed potions throwing double events. Fixes BUKKIT-1332
[Bleeding] Stop filtering out 0 damage for Humans. Fixes BUKKIT-1348
[Bleeding] Allow CraftItem to be backed by non-EntityItems. Fixes BUKKIT-1351
Reverting the Drop API for now, we need to re-evalute this as it is causing too many issues and blocking releases.

This reverts commits:
- d2d03afc8854394aeefb40ea5ebf224c8032b19f
- 6245746e91123dd8ef70e5f15b7cdfc7e36d8e8c
- 41fae5c613e9e69a8f6bdf33b23bb09d7f407433
- c34bdecab42cf4098054a5ea43e1c2958d44ae92
- d7445084ac9a90fa0b66d8b050b8d0d2a062eaf3
- 6a6ed2e6ae2328a8a791bcc6857c44dc6c6a7030
- a783bc4dc95da8e26c673abe48fad96b550aba28
- cb50fd68766df8e07631ba5be85759f8257e8068
- 34dfff2ad5c407c712b2783f02960aac5e8649f2
- f33b513820de987b49a4338e85df80968217a601
- 5fd9fdfde055e6eb6a83db246d009b69377b7c94
- 2795b116f40d06551fbb7b96d1963c0ddbeac384
Adding PathfinderGoalBreed for diff visibility.
[Bleeding] Added SpawnReason.BREEDING. Fixes BUKKIT-1356
Updated version to 1.2.4-R1.0 for release.
Updated version to 1.2.4-R1.1-SNAPSHOT for development towards next release.
Added OldChunkLoader for diff visibility.
Fixed potential issue when converting worlds. Fixes BUKKIT-1307
Updated version to 1.2.5-R0.1-SNAPSHOT
Added missing //CB comment
Fixed breaking at world height in creative. Fixes BUKKIT-997
Added a reason for randomly spawning Ocelot babies. Addresses BUKKIT-1391
Fixed interacting with Air returning a false block.
Add BlockRedstoneLamp for diff visibility.
Add BlockRedstoneEvent to Redstone Lamps, Addresses BUKKIT-1431
[Bleeding] Hacky entity clipping fix; Fixes BUKKIT-50

Special thanks to 'trunkz' on Minecraft Forums for initial
implementation.
Made item use when a player has the ability to instantly build not decrement the stack. Fixes BUKKIT-1439
Made Slimes spawn less often in FLAT worlds. Fixes BUKKIT-1441