Added release script to switch between using kvm, snapcraft.io/multipass, waydroid and virtualbox.

Thanks to xet7 !

releases/switch-kvm-snapcraft-waydroid-virtualbox.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+echo "At newest Ubuntu for x86_64, blacklist kvm (intel, amd etc) to get VirtualBox working."
+echo "Do not blacklist kvm to get working kvm, snapcraft.io/multipass and waydroid."
+echo "Example:"
+echo "  sudo nano /etc/modprobe.d/blacklist.conf"
+echo "  blacklist kvm_intel"
+echo "  blacklist kvm"
+
+read -p "Press enter to edit /etc/modprobe.d/blacklist.conf with nano"
+
+sudo nano /etc/modprobe.d/blacklist.conf