Added Grass Path block, fixed redstone blocks not being able to be placed

src/pocketmine/block/GrassPath.php

@@ -0,0 +1,66 @@
+<?php
+
+/*
+ *
+ *  ____            _        _   __  __ _                  __  __ ____  
+ * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \ 
+ * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
+ * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/ 
+ * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_| 
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * @author PocketMine Team
+ * @link http://www.pocketmine.net/
+ * 
+ *
+*/
+
+namespace pocketmine\block;
+
+use pocketmine\event\block\BlockSpreadEvent;
+use pocketmine\item\Item;
+use pocketmine\level\generator\object\TallGrass as TallGrassObject;
+use pocketmine\level\Level;
+use pocketmine\math\AxisAlignedBB;
+use pocketmine\math\Vector3;
+use pocketmine\Player;
+use pocketmine\Server;
+use pocketmine\utils\Random;
+
+class GrassPath extends Transparent{
+
+	protected $id = self::GRASS_PATH;
+
+	public function __construct(){
+
+	}
+
+	public function getName(){
+		return "Grass Path";
+	}
+
+	protected function recalculateBoundingBox(){
+		return new AxisAlignedBB(
+			$this->x,
+			$this->y,
+			$this->z,
+			$this->x + 1,
+			$this->y + 0.9375,
+			$this->z + 1
+		);
+	}
+
+	public function getHardness(){
+		return 3;
+	}
+
+	public function getDrops(Item $item){
+		return [
+			[Item::DIRT, 0, 1],
+		];
+	}
+}