[9057] Implement some damage related spell attributes support.

[newsbot]

<pre>m src/game/SharedDefines.h
m src/game/SpellEffects.cpp
m src/game/Unit.cpp
m src/shared/revision_nr.h

[9057] Implement some damage related spell attributes support.

* SPELL_ATTR_EX4_STACK_DOT_MODIFIER
* SPELL_ATTR_EX6_NO_DMG_PERCENT_MODS

Signed-off-by: VladimirMangos <vladimir@getmangos.com></pre>



Дальше... (http://github.com/mangos/mangos/commit/ba5b8650f7350d447119171b60405c59134a577b)