DB/Creature: Fix some startup errors
Core/Quests: quests which have been added with no questgiver (like spells) will now also show a icon in the quest log

By Northstrider and Malcrom
DB/Misc: Hellfire Peninsula Pathing

By @Kittnz
Merge branch '4.3.4' of https://github.com/TrinityCore/TrinityCore into 4.3.4