- Support for using live isos with pxe booting (Richard W.M. Jones and
        Chris Lalancette)
    - Fixes for SELinux being disabled (Warren Togami)
    - Stop using mayflower for building the initrd; mkinitrd can do it now
    - Create a minimal /dev rather than using the host /dev (Warren Togami)
    - Support for persistent overlays when using a USB stick (based on support
        by Douglas McClendon)