Bukkit

Key:
+ = Addition
- = Removal
@ = Change
* = Bug fix
~ = New bug
# = Note

@ updated to support CraftBukkit R5.0

+ /burn [player] [seconds], command to burn a player for a certain amount of time
+ /invsee <player>, opens a players inventory and allows editing
+ /tpaall, sends a teleport request to all online players
+ players can now create signs and use color codes to format them

@ /cannon now works for entities like TNT and items!
@ /item and /give now work for color damage values with wool, /give iKeirNez wool:red
@ /mob command was completely rewritten and now has support for things like /mob chicken:baby or /mob sheep:red and even /mob wolf:angry
@ leave messages now send before join messages to avoid confusion
@ changed some incorrect death messages
@ smoke now appears when a player teleports

* fixed OPs not having access to all commands, like /time set
* improved the Update Alerter, it can now cleverly tell the difference between Alpha 1.75a and Beta 1.75b and such like
* fixed warping to worlds that no longer exist
* fixed teleporting to homes where the world no longer exists
* fixed a NullPointerException when a player dies and there is no death group configuration
* fixed a potencial NullPointerException with Explosion handling
* fixed join messages being sent if the player is invisible, joins the server and then turns invisibility off
* fixed PvP and Entity Attacks conflicting with each other in Death Messages resulting in an NPE.

# new perm cex.burn
# new perm cex.burn.others
# new perm cex.invsee
# new perm cex.tpa.all

Command words (regexes matching against the chat which execute commands) run the commands before the chat message is broadcast, instead of afterward. The commands are still run in response to what you say in chat, it just doesn't seem like it...