DB/Brewfest: Fix "Ram Master Ray" gossip
Scripts/Icecrown Citadel

* Fixed Deathbringer Saurfang faction
* Fixed Coldflame faction
Core/Misc: Refactor scripts to fix static analysis warnings

Eighth batch of fixes targeting 80 issues reported by Coverity
Scripts/Misc: Make InstanceScript::Initialize() obsolete

Move all InstanceScript initialization code from Initialize() to the constructor.
InstanceScript::Initialize() is now obsolete, please don't use it anymore. The only reason it's still in the sources is for backward compatibility.
Merge branch 'master' of https://github.com/TrinityCore/TrinityCore into ghbb

Conflicts:
	src/server/scripts/EasternKingdoms/ShadowfangKeep/instance_shadowfang_keep.cpp
	src/server/scripts/Northrend/Ulduar/Ulduar/instance_ulduar.cpp