Fixed self-damage putting a player "in combat".

Fixes especially ender pearls + immediate disconnect = death.

src/me/ryanhamshire/GriefPrevention/EntityEventHandler.java

@@ -567,6 +567,8 @@ class EntityEventHandler implements Listener
 			
 			Player defender = (Player)(event.getEntity());
 			
+			if(attacker != defender)
+			{
     			PlayerData defenderData = this.dataStore.getPlayerData(((Player)event.getEntity()).getUniqueId());
     			PlayerData attackerData = this.dataStore.getPlayerData(attacker.getUniqueId());
     			
@@ -625,6 +627,7 @@ class EntityEventHandler implements Listener
     			attackerData.lastPvpTimestamp = now;
     			attackerData.lastPvpPlayer = defender.getName();
 			}
+		}
 		
 		//FEATURE: protect claimed animals, boats, minecarts, and items inside item frames
 		//NOTE: animals can be lead with wheat, vehicles can be pushed around.