DB/Creature: Remove some incorrect bytes from Coilskar mobs

Closes #6891
Core/SA: Fix some issues as analyzed by coverity and iron code style out a bit.
DB/Quest: Rezlak quests are not available for Alliance

Closes #10390
Ref:
http://www.wowhead.com/quest=834#comments:id=52704
http://www.wowhead.com/quest=835#comments:id=52705
Misc/Travis: Remove Coverity addon

It was a good idea but it doesn't work in pratice.
Merge branch 'master' of https://github.com/TrinityCore/TrinityCore into ghbb
Merge pull request #12586 from Ascathor/master

Core/SA: Fix some issues as analyzed by coverity and iron code style out...
DB/Creature: Remove 2 crazy arcane resistance from 2 mobs

Closes #11237
Someone on UDB must had used resistance6 for error to fill PetSpellDataId.
Core/NPCs: In a formation, properly set walking/running mode

Closes #10539

Signed-off-by: DDuarte <dnpd.dd@gmail.com>
DB/Creature: Fix Highvale Outrunner spawn

Closes #12325
Scripts/ICC: Added Orange/Green Blight Residue

Closes #5920
Closes #12464 (PR)

Signed-off-by: DDuarte <dnpd.dd@gmail.com>
Merge branch 'master' of https://github.com/TrinityCore/TrinityCore into ghbb

Conflicts:
	src/server/scripts/Northrend/IcecrownCitadel/boss_rotface.cpp