[2849] Implement achievs: Brann Spankin' New and Don't Look Up
[2850] Add achievement support for Assembly of Iron and the Four Horsemen

This will also implement achievement: And They Would All Go Down Together
Some improvements to the Archaedas encounter in Uldaman.

 * Spawn the Ancient Treasure chest when the boss dies.
 * Correct the aura spell to be removed when he awakes.
 * Add emote when he awakes.
[2851] Allow Ossirian to use the Sand Vortex
[2852] Allow Hakkar to use Blood Siphon
Merge pull request #55 from evil-at-wow/quick_fixes

Some improvements to the Archaedas encounter in Uldaman.
Revert "Some improvements to the Archaedas encounter in Uldaman."

This reverts commit e0226193c5fe69f14b5cca0b751d63c2e2384b43.
[2853] Some improvements to the Archaedas encounter in Uldaman.

* Spawn the Ancient Treasure chest when the boss dies.
* Correct the aura spell to be removed when he awakes.
* Add emote when he awakes.

Signed-off-by: Xfurry <xfurry@scriptdev2.com>
[2854] Additional improvements to Uldaman
[2855] Add more improvements to Uldaman

This will allow the Alter Event to be properly handled.
[2856] Complete script for Razorgore - Blackwing Lair

This will implement phase I for Razorgore. Starting now, all the dragon eggs need to be destroyed in order to be able to fight the boss.

Finally close #53
[2857] Allow Jeklik to be able to start attack movement using MMaps

Also restore Malygos attack movement to the original state

Finally fix the respawn time for the Uldaman treasure chest, as requested by evil-at-wow
[2858] Implement HealedBy method. Expects CMangos 12451
[2859] Add some improvements to Black Temple

* Allow Mother Shahraz to use Fatal Attraction
* Improve the Illidari Council health control
* Improve Demon Fire for Illidan
[2860] Allow Twin Emperors to use HealdedBy function
[2861] Drop some special gossips which are now handled by database

The following scripts are dropped:
mount vendor
tabard vendor
alchemy profession npc
Sayge - darkmoon faire

Signed-off-by: Xfurry <xfurry@scriptdev2.com>
[2862] Improve phase 2 transitions for Onyxia

Signed-off-by: Xfurry <xfurry@scriptdev2.com>
[2863] Add missing abilities for Zul'jin - Zul'Aman

Close #41
[2864] Fix NPC Flag for Reginald Windsor

The flag is controlled by script, but if we remove it from DB errors will show up.
[2865] Implement Dive Bomb for Al'ar - The Eye