Added NPC kill counts with message display (#644)

* Added kill counts with message display

* Fixed barrows chest count

* Preserve insertion order of NPC IDs for Constants

* Added KC command and interfaces

* Added more robustness to KC command

* Added alias and documentation to new commands

* Added more aliases for new commands

* Merged slayer KC interface names

* Preserve slayerkc nameToKills insertion order and formatting fix

* Updated comment

* Added missing boss NPC id

* Moved giant mole up in set

* Emptied out quest interface properly for kc

* Fixed whitespace

* Fixed formatting

* Hide boss KC messages by default

2006Scape Server/src/main/java/com/rs2/game/npcs/Npc.java

@@ -65,6 +65,10 @@ public class Npc {
         transformUpdateRequired = true;
         updateRequired = true;
     }
+    
+    public String name() {
+        return NpcHandler.getNpcListName(this.npcType);
+    }
 
     public void shearSheep(Player player, int itemNeeded, int itemGiven, int animation, final int currentId, final int newId, int transformTime) {
         if (!player.getItemAssistant().playerHasItem(itemNeeded)) {