Server/PacketIO: Updated CMSG_PET_NAME_QUERY opcode and structure.

Updated SMSG_PET_NAME_QUERY_RESPONSE opcode and structure.
Server/PacketIO: Updated SMSG_LEVELUP_INFO opcode and structure.
Server/PacketIO: Updated SMSG_INVENTORY_CHANGE_FAILURE opcode and structure.
Server/PacketIO: Updated SMSG_WORLD_SERVER_INFO opcode and structure.
Server/PacketIO: Temporary fix for sending achievements to client.

Updated SMSG_ALL_ACHIEVEMENT_DATA opcode and structure.
Server/Enum: Updated PlayerMove enum structure.
Server/PacketIO: Updated SMSG_DESTROY_OBJECT structure.
Server/PacketIO: Updated CMSG_ATTACKSWING structure.
Server/PacketIO: Updated CMSG_SETSHEATHED opcode.
Server/PacketIO: Corrected CMSG_JOIN_CHANNEL and SMSG_CHANNEL_NOTIFY opcodes.

Server/PacketIO: Updated CMSG_JOIN_CHANNEL structure.
Server/PacketIO: Updated CMSG/SMSG_WORLD_STATE_UI_TIMER_UPDATE opcodes.
Merge pull request #1 from ProjectSkyfire/master

Pull try