TrinityCore/TrinityCore — pull request #7487 by drskull (2012-08-23 16:14:45+00:00)
Title: Core/Spells: Sentry Totem Aura remove fix and some minor fix in totem.cpp

Fix Sentry Totem aura removing when Sentry totem is destroyed.
Add casterguid to RemoveAurasDueToSpell this will protect auras that are not casted by removing totem.
Sentry Totem can be destroyed by totem timers.
When new totem replace old totem use Totem::Unsummon