[Core] Minor code cleanup. [cz2668]

* Fix a few spelling and grammar mistakes.
* Remove some pointless comments.

doc/RequiredPorts.mangosproof

@@ -1 +1 @@
-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

src/game/ChatCommands/Level3.cpp

@@ -6696,22 +6696,22 @@ bool ChatHandler::HandleMmapTestHeight(char* args)
 
     Creature* summoned = unit->SummonCreature(VISUAL_WAYPOINT, gx, gy, gz + 0.5f, 0, TEMPSUMMON_TIMED_DESPAWN, 20000);
     summoned->CastSpell(summoned, 8599, false);
-    uint32 tryed = 1;
-    uint32 succeed = 0;
+    uint32 tries = 1;
+    uint32 successes = 0;
     uint32 startTime = WorldTimer::getMSTime();
-    for (; tryed < 500; ++tryed)
+    for (; tries < 500; ++tries)
     {
         unit->GetPosition(gx, gy, gz);
         if (unit->GetMap()->GetReachableRandomPosition(unit, gx, gy, gz, radius))
         {
             unit->SummonCreature(VISUAL_WAYPOINT, gx, gy, gz, 0, TEMPSUMMON_TIMED_DESPAWN, 15000);
-            ++succeed;
-            if (succeed >= 100)
+            ++successes;
+            if (successes >= 100)
                 break;
         }
     }
     uint32 genTime = WorldTimer::getMSTimeDiff(startTime, WorldTimer::getMSTime());
-    PSendSysMessage("Generated %u valid points for %u try in %ums.", succeed, tryed, genTime);
+    PSendSysMessage("Generated %u valid points for %u try in %ums.", successes, tries, genTime);
     return true;
 }
 

src/game/OutdoorPvP/OutdoorPvP.h

@@ -30,7 +30,6 @@
 #include "SharedDefines.h"
 #include "OutdoorPvPMgr.h"
 
-// forward declaration
 class WorldPacket;
 class WorldObject;
 class Player;

src/game/OutdoorPvP/OutdoorPvPMgr.h

@@ -75,7 +75,6 @@ struct CapturePointSlider
     bool IsLocked;
 };
 
-// forward declaration
 class Player;
 class GameObject;
 class Creature;

src/game/WorldHandlers/SpellAuras.h

@@ -75,7 +75,6 @@ struct SpellEntry;
 struct SpellModifier;
 struct ProcTriggerSpell;
 
-// forward decl
 class Aura;
 
 // internal helper