wtv-setup + bgmusic

- wtv-setup pages thanks to https://github.com/JarHead4
- wtv-backgroundmusic support
- keyboard and text size settings support
- removed small midi music demo in favor of backgroundmusic system
- version v0.9.23

zefie_wtvp_minisrv/WTVClientSessionData.js

@@ -395,5 +395,4 @@ class WTVClientSessionData {
     }
 }
 
-
 module.exports = WTVClientSessionData;