[8987] Allow swap spell and command/reaction in pet action bar.
 

<pre>m src/game/Pet.cpp
m src/game/PetHandler.cpp
m src/game/Unit.cpp
m src/shared/revision_nr.h

[8987] Allow swap spell and command/reaction in pet action bar.

* Also prevent command/action drop from action bar
* Pet action bar will recetn at this revision use single time for all pets.

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



Дальше...