Another batch of preemptive bugfixing

Server/src/main/java/core/cache/def/Definition.java

@@ -139,7 +139,8 @@ public class Definition<T extends Node> {
 	public String getExamine() {
 		if (examine == null) {
 			try {
-				examine = handlers.get("examine").toString();
+				if(handlers.get("examine") != null)
+					examine = handlers.get("examine").toString();
 			} catch (Exception e){
 				e.printStackTrace();
 			}

Server/src/main/java/core/cache/def/impl/NPCDefinition.java

@@ -57,10 +57,8 @@ public final class NPCDefinition extends Definition<NPC> {
 	 */
 	public boolean isVisibleOnMap;
 
-/*	*//**
-	 * The examine option value
-	 *//*
-	public String examine;*/
+
+	public String examine;
 
 	/**
 	 * The drop tables.

Server/src/main/java/core/cache/def/impl/SceneryDefinition.java

@@ -6,7 +6,6 @@ import core.cache.misc.buffer.ByteBufferUtils;
 import core.game.interaction.OptionHandler;
 import core.game.node.entity.player.Player;
 import core.game.node.object.Scenery;
-import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
 import rs09.game.system.SystemLogger;
 import rs09.game.world.GameWorld;
 

Server/src/main/java/core/game/world/map/RegionManager.kt

@@ -358,7 +358,7 @@ object RegionManager {
         val region = forId(regionId)
         Region.load(region)
         val `object`: Scenery? = region.planes[z].getChunkObject(x, y, objectId)
-        return if (`object` != null && !`object`.isRenderable()) {
+        return if (`object` != null && !`object`.isRenderable) {
             null
         } else `object`
     }