Update ModUserbox
### index.php
- Update function index
- Add function inbox
- Add function pref
- Add function newMsg
- Add function redMsg
- Add function bgColor ( Retro compatiblite for < nk 1.7.9 )
### Userbox.css
- Add styles for mod userbox
### Userbox.js
- Add script for mod userbox
- Checkbox all selected
- Menu ( addClass active )
- Reponsive Menu