Fix rare case where heals from buffs could be negative.
Turn NameApprovalPacket handling into a method.
Turn SendLoginInfoPacket handling into a method.
Turn GenerateRandomNamePacket handling into a method.
Turn CharacterCreateRequestPacket handling into a method.
Turn CharacterCreatePacket handling into a method.
Turn EnterWorldPacket handling into a method.
Turn DeleteCharacterPacket handling into a method.
Reorganized handling of Packets to be a bit cleaner.
Turn HandleZoneChangePacket into method.
Merge pull request #48 from addtheice/master

Cleaned up Packet Handling in world/Client
EQExtractor2 update.
Fixed a couple of merc stat issues and a few bot aggro issues, removed unneeded bot pet AI.
EQExtractor2 SQL gen support for current client.
Verify OP_Ack size & fix crash in BasePacket::build_raw_header_dump due to uninitialised timestamp
Verify minimum size of OP_Packet, OP_Fragment and OP_OutOfOrderAck