Merge pull request 'Make Outside-Click do Updir' (#135) from gui_outside_click_behavior into master

Reviewed-on: #135
Reviewed-by: Lixfel <lixfel@steamwar.de>

SchematicSystem_Core/src/de/steamwar/schematicsystem/commands/GUI.java

@@ -46,6 +46,13 @@ public class GUI {
 
             @Override
             public void onListRender(SchematicSelector selector, SWListInv<SchematicNode> inv, SchematicNode parent) {
+                inv.setCallback(-999, (ClickType click) -> {
+                    if(parent == null) {
+                        player.closeInventory();
+                    } else {
+                        selector.reOpenDirUp();
+                    }
+                });
                 if(parent == null) {
                     inv.setItem(49, Material.AIR, "", clickType -> {});
                 } else {
@@ -187,7 +194,7 @@ public class GUI {
             }
         }
 
-        inv.setCallback(-999, click -> player.closeInventory());
+        inv.setCallback(-999, click -> back.reOpen());
         inv.open();
     }