Added opcodes:
- CMSG_AREATRIGGER
- CMSG_QUEST_POI_QUERY
- SMSG_QUEST_POI_QUERY_RESPONSE

Added handlers:
- CMSG_AREATRIGGER
- CMSG_QUEST_POI_QUERY
- SMSG_QUEST_POI_QUERY_RESPONSE
- SMSG_QUESTGIVER_QUEST_DETAILS
- CMSG_DB_QUERY_BULK

Added enum with all db2 files for displaying name of file
All data for 5.3.0
Merge pull request #119 from zorix/PR7

Added opcodes: