Corrected opcodes:
- SMSG_AURA_UPDATE
- SMSG_SPELL_GO
- SMSG_SPELL_START

Added handler for SMSG_AURA_UPDATE
Added more output data for SMSG_SPELL_GO & SMSG_SPELL_START
All changes for 5.3.0
Merge pull request #123 from zorix/PR11

Corrected opcodes:
Add base stuff for 5.4.0.17359 parsing
Remove tabs
Added some opcodes for 5.4.0
Added some opcodes
Added handler for SMSG_AUTH_CHALLENGE
Update opcodes
Added SMSG_UPDATE_OBJECT opcode for 5.4.0
Added opcode CMSG_UNKNOWN_903 for 5.4.0
Added handlers for 5.4.0:
- CMSG_AUTH_SESSION
- SMSG_AUTH_RESPONSE
Added SMSG_MESSAGECHAT opcode for 5.4.0
Added SMSG_QUEST_QUERY_RESPONSE opcode
Added SMSG_ALL_ACHIEVEMENT_DATA opcode for 5.4.0
Update CMSG_AUTH_SESSION unks for 5.4.0
Added Update Fields and two handlers for 5.4.0:
- CMSG_CREATURE_QUERY
- SMSG_UPDATE_OBJECT
Added SMSG_GAMEOBJECT_QUERY_RESPONSE handler for 5.4.0
Added SMSG_GAMEOBJECT_QUERY_RESPONSE missing check for 5.4.0
Added SMSG_SEND_SERVER_LOCATION handler for 5.4.0
Added SMSG_MOTD handler for 5.4.0 (copy & paste from 5.3.0)
Added new opcodes for 5.4.0