Configuring Rpi3 with add ons and installing VPN

Hi

I just set up my RPi3 with LibreELEC-8.0.1. I need a few pointers to get full benefit

1. Is there a way to play Blu Ray menus on it from untouched BD source (bdmv>stream>mpls filrs)
2. I would like to know how to install VPN on it. I have purchesed Vypr VPN
3. Im looking to install Hotstar, how to do that?

Thanks