Core/Scripts: Placeholder for instance The Stockade.

It is needed for Random Dungeon Finder credit.
Correct entry for last encounter in the instance.
Core/Scripts: Placeholder for instance Ragefire Chasm.

It is needed for Random Dungeon Finder credit.
[DB/MISC] Appropriate GO id
Core/Scripts: Placeholders for instances The Slave Pens and The Underbog.

It is needed for Random Dungeon Finder credit.
Core/Scripts: Placeholders for instances Maraudon and Dire Maul.

It is needed for Random Dungeon Finder credit.
Fix typo in commit 7c7f19228e7a562f225c717215fd34dfcaf5b35a
[DB/MISC] Spawn entry for TEMP Blackhoof Village Windmill
Core/Misc: Implemented GetObjectScale function