Merge pull request #486 from Abextm/fix-ground-items

runescape-api: remove RSCacheableNode::getNext() and getPrevious().

runescape-api/src/main/java/net/runelite/rs/api/RSCacheableNode.java

@@ -28,9 +28,4 @@ import net.runelite.mapping.Import;
 
 public interface RSCacheableNode extends RSNode
 {
-	@Import("next")
-	RSCacheableNode getNext();
-
-	@Import("previous")
-	RSCacheableNode getPrevious();
 }