Bukkit

Changes:

• Player yml files are now saved in the "players" folder. Server owners can set the default values for a player yml file in "default_player.yml".

Known issues:

• DynamicDifficulty will generate a NullPointerException whenever a mob not found in the list of dynamically changing mobs untargets a player.
• Occasionally, DynamicDifficulty will lose its data about a logged in player causing a NullPointerException whenever it tries to access the missing data.