Added handling for tile picking, added API for setting item lore

worked almost out of the box (some W10 equipment bugs though)

src/pocketmine/tile/Tile.php

@@ -148,6 +148,17 @@ abstract class Tile extends Position{
 		$this->namedtag->z = new IntTag("z", $this->z);
 	}
 
+	public function getCleanedNBT(){
+		$this->saveNBT();
+		$tag = clone $this->namedtag;
+		unset($tag->x, $tag->y, $tag->z, $tag->id);
+		if($tag->getCount() > 0){
+			return $tag;
+		}else{
+			return null;
+		}
+	}
+
 	/**
 	 * @return \pocketmine\block\Block
 	 */