Checkstyle additions and matching style fix.
Show entity held item and equipment to players (fixes #164).
Added query support (closes #377).
Interpret world seed as number if possible (fixes #427).
Fetch UUIDs from Mojang if needed (fixes #227, fixes #365).

UUIDs are only fetched if online mode or proxy support is enabled.
Additionally fixes problems when player data files are missing a last
known username.
Fixed or added several broken inventories.

Added GlowInventory#getRawSlots() to handle a protocol special case.
Changed TEContainer to take an inventory rather than an inventory type.
Adds or fixes enchantment tables, anvils, brewing stands, furnaces,
workbenches, dispensers, droppers, and hoppers.
block physics
reformatting code
added notify when a block breaks/changes it's type; setting data will call the functions as well
first version of block physics
Fixed formatting finally
fixed bug
let sand fall too
some clarifications
added Anvil as FallingBlock; bug fix
added BlockNeedsAttached
block physics
added notify when a block breaks/changes it's type; setting data will call the functions as well
Fixed formatting finally
let sand fall too