More organizing of sql/old, hooray!
Merge pull request #9983 from LeGuybrush/organize-

More organizing of sql/old, hooray!
DB/Quests: Fix Danger! Explosives!, closes #6850 closes #9458
Core/Scripts: Simplify spellscript from 1f785905d548257b56d83f180f3d8e94e8de0634
Core/Gossip: Revert unlearn and dual spec gossip stuff in c238cae7d0733c76ee844d81e7c959627e5d711b
Core/Spells: Fixed fishing broken in a recent commit
DB/Quests: Fix The Explorer's League Outpost

Move a corescript to SAI
DB/Quests: Fix To Westguard Keep!

Add missing taxiflight gossip option
SQL: Fix sql import error
Core/Scripts: Fix Drake Hunt, closes #2005
Core/Auctionhouse: Fix crash when reloading AH items

- Removed a really strange comment
DB/SAI/Conditions: Add SmartAI to Quarter Master Miranda Breechlock to give player item when selecting I need another Argent Dawn Commission.
closes #6352
DB/Gossip: Complete gossip for Quarter Master Miranda Breechlock
Merge pull request #9984 from Rochet2/master

Core/Scripts: Added missing call for OnQuestComplete and cleared up argument name in OnLevelChanged
DB/SAI: Move Quel'dorei Magewraith from EAI to SAI. Added quest complete action to fix quest 9595.
closes #3047
Core/Instances: Fixed a bug that caused switching group leader inside active instance to cause players not being saved when a boss was killed.

Closes #5109
Core/Objects: Object scale will now also affect bounding radius and combat reach fields
Core/SAI: Add check so npc will not send text to pet. Also updated isPet() to IsPet().
Core/Gossip: Add log for GOSSIP_OPTION_TRAINER for missing conditions
Core: Some function renaming.