Strict type all the things and fix lots of assorted bugs exposed by strict types (#993)

Strict type all the things

src/pocketmine/tile/Chest.php

@@ -19,6 +19,8 @@
  *
 */
 
+declare(strict_types=1);
+
 namespace pocketmine\tile;
 
 use pocketmine\inventory\ChestInventory;

src/pocketmine/tile/Container.php

@@ -19,6 +19,8 @@
  *
 */
 
+declare(strict_types=1);
+
 namespace pocketmine\tile;
 
 use pocketmine\item\Item;

src/pocketmine/tile/EnchantTable.php

@@ -19,6 +19,8 @@
  *
 */
 
+declare(strict_types=1);
+
 namespace pocketmine\tile;
 
 use pocketmine\nbt\tag\CompoundTag;

src/pocketmine/tile/FlowerPot.php

@@ -19,6 +19,8 @@
  *
 */
 
+declare(strict_types=1);
+
 namespace pocketmine\tile;
 
 use pocketmine\item\Item;

src/pocketmine/tile/Furnace.php

@@ -19,6 +19,8 @@
  *
 */
 
+declare(strict_types=1);
+
 namespace pocketmine\tile;
 
 use pocketmine\block\Block;

src/pocketmine/tile/ItemFrame.php

@@ -19,6 +19,8 @@
  *
 */
 
+declare(strict_types=1);
+
 namespace pocketmine\tile;
 
 use pocketmine\item\Item;

src/pocketmine/tile/Nameable.php

@@ -19,6 +19,8 @@
  *
 */
 
+declare(strict_types=1);
+
 namespace pocketmine\tile;
 
 

src/pocketmine/tile/Sign.php

@@ -19,6 +19,8 @@
  *
 */
 
+declare(strict_types=1);
+
 namespace pocketmine\tile;
 
 use pocketmine\event\block\SignChangeEvent;

src/pocketmine/tile/Skull.php

@@ -19,6 +19,8 @@
  *
 */
 
+declare(strict_types=1);
+
 namespace pocketmine\tile;
 
 use pocketmine\level\Level;

src/pocketmine/tile/Spawnable.php

@@ -19,6 +19,8 @@
  *
 */
 
+declare(strict_types=1);
+
 namespace pocketmine\tile;
 
 use pocketmine\level\Level;

src/pocketmine/tile/Tile.php

@@ -19,6 +19,8 @@
  *
 */
 
+declare(strict_types=1);
+
 /**
  * All the Tile classes and related classes
  */