Merge branch 'master' into 4.3.4

Conflicts:
	src/server/game/Battlegrounds/Battleground.cpp
	src/server/game/Entities/Player/Player.cpp
	src/server/game/Entities/Player/Player.h
	src/server/game/Handlers/CharacterHandler.cpp
	src/server/game/Handlers/LootHandler.cpp
	src/server/game/Handlers/MailHandler.cpp
	src/server/game/Handlers/MiscHandler.cpp
	src/server/game/Spells/Spell.cpp

src/server/scripts/Commands/cs_reset.cpp

@@ -60,7 +60,7 @@ public:
             return false;
 
         if (target)
-            target->GetAchievementMgr().Reset();
+            target->ResetAchievements();
         else
             AchievementMgr<Player>::DeleteFromDB(GUID_LOPART(targetGuid));