[#] Fixed a temporary-player console error related to protocol version.
[#] Fixed a concurrent modification exception in the packet combat listeners.
[#] Fixed a concurrent modification exception in the player utilities.
[#] Decreased redundant code in player utils by using existing useful libraries.
[#] Fixed a line of sight array growth error by limiting the distance checked for the GhostHand check.
[#] Fixed a concurrent modification exception in the player object related to potion effects.
[#] Fixed a library console error caused by the inventory utils on older server versions.