Merge pull request #1 from boskee/master

Updating
Entity attribute velocity was assigned to value 0 always, not the parameter velocity (wich default value is 0). In module items, the variable ITEMS_DIR was created as a empty list, but is used as a dictionary.
Merge branch 'master' of github.com:embatbr/Minecraft
Merge branch 'master' of git://github.com/embatbr/Minecraft