restore inventory and healthbar

* make inventory/healthbar work again allowing reload
* changes in top menu toggle buttons
* all modules are now reloadable by default
* fix warning when using fade in
* remove some unused files

modules/game/styles/miniwindow.otui

@@ -18,3 +18,6 @@ MiniWindow < UIMiniWindow
   $on:
     height: 24
     image-border-bottom: 1
+
+BorderlessGameWindow < UIWindow
+  focusable: false