- Use bcj filter for compressing squashfs ramdisk
    - Add 'squashfs' compression type
    - refactor: split make_initramfs_runtime out of compress()
    - refactor: rename "compression speed" -> "compression args"
    - Install all firmware packages (#705392)
    - Use initrd.addrsize, not initrd_addrsize (#703862)
    - Do not remove libmodman (#701622)
    - Add firmware for Intel Wireless WiFi Link 6030 Adapters (#703291)
    - Do not remove libproxy (#701622)
    - Use process-specific name for dm devices.