Fix Syntax Error in Besieged.lua

There was an error in closing the assault function after the merging of the instancing branch. This made the file fail to compile, which broke other stuff.
SQL: add mission instances, salvage to instance_list.sql
SQL: rename bcnm_instance.sql
Post Instancing Changes: Fix BCNM System

Column instanceNumber needed to be renamed to battlefieldNumber after the Instancing changes.
CoP 7-1: Chains & Bonds - Fix Mismatched Cutscenes

The Ulmia/Prishe Cutscene is supposed to happen at the Walnut Door, while the Louverance Cutscene is supposed to happen at the gate to Aquaducts.

These were mixed up, leading to awkward scenarios where you click the walnut door and are suddenly at the gate to aquaducts in a cs, or click the gate to aquaducts and walk into a room.
SEARCH: removed pthread from search server in favor of std::thread
San'dOria: Fix Outpost Warp w/ CP

Accidentally selected this and found out that it wasn't working. It would always say that you don't have enough CP, even if you had the amount prompted. Even though I don't know why anyone would ever want to pay with CP, that doesn't mean it shouldn't work :p