feat: Bundled NW.js with appimages

feat: Implemented self update
feat: Added rclone saves for emulators
fix: Fixed auto focus in builds
feat: Added helper cards on empty library

src/mainview/components/AppCommunication.tsx

@@ -37,6 +37,10 @@ export default function AppCommunication (data: { children: any; })
         });
 
         document.documentElement.dataset.loaded = "true";
+        return () =>
+        {
+            sub.close();
+        };
     }, []);
 
     return <SystemInfoContext value={systemInfo}>