Fixed Bug 7952

Game client is sending it twice, causing authfail to trigger it. I'm dropping the disconnect, given 1) its pretty hard scenario to be faked thanks to the wpe-free update and 2) its such a silly action (hatching an egg) and a countermeasure is already present.
http://hercules.ws/board/tracker/issue-7952-pet-hatch-error-2013-12-23-ragexe/
Thanks to ossi0110, Tepoo, themon.

Signed-off-by: shennetsind <ind@henn.et>
Fixed autotrading persistency problem with multiple non-stackable items

Thanks to Mhalicot!

Signed-off-by: shennetsind <ind@henn.et>
Merge branch 'master' of https://github.com/HerculesWS/Hercules
Fixed Bug 7973

Changed PACKETVER_RE to be commented out by default since 20131223 is not ragexere.
Thanks to evilpuncker
http://hercules.ws/board/tracker/issue-7973-missed-update-at-mmoh/

Signed-off-by: shennetsind <ind@henn.et>
Standalone (persistent autotraders) merchants no longer autojoin channels.

Signed-off-by: shennetsind <ind@henn.et>
Added some missing entries to the sql upgrades table in main.sql

- Follow-up to 9928044b, 4655f661
- Special thanks to Mumbles

Signed-off-by: Haru <haru@dotalux.com>
Fixed mapserver error when display_status_timers is disabled

- Fixes message "status_type2relevant_bl_types: Unsupported type -1"
  displayed when the display_status_timers battle flag is disabled.
- Corrects return value for status_type2relevant_bl_types in case of
  unsupported type.
- Special thanks to Ind

Signed-off-by: Haru <haru@dotalux.com>