Core/Events: announce event system improvement.
DB/Quests Fix Mission: Eternal Flame, closes #6852
Script/SAI: Fix runtime error. Thanks @Kirkhammett

Closes #9653

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Merge pull request #9647 from xjose93/GameEventAnnounce

Core/Events: announce event system improvement.
Fix some creature text runtime errors
Core/Dependencies: Upgrade to jemalloc-3.3.1 (Also fixes a few weird crashes), closes #7852
Note: This adds support for using jemalloc on FreeBSD, Mac OS X Lion and a few other platforms (not enabled by default)
Please read dep/jemalloc/ChangeLog for further information (Changed from 2.1.1 and up apply)
Core/Spells: Fix dynobj aura stacking
DB/SAI: Missing event flags now added

Closes #9668
DB/Loot: Insert Frozen Orb into The Prophet Tharon'ja's loot template

Closes #9605
DB/Conditions: add correct conditions to Lokhtos Darkbargainer's shop

Closes #9594
DB/Loot:

Update loot for Scarab Coffers in AQ (related to issue #9638)
Update loot for Axtroz (related to issue #9610)
DB/Gameobject: Add missing template for Silver Covenant Banner (202193)

Closes # 9080
DB/SAI: fix runtime errors and some other stuff. see issue #9667