* Added dependency for linux-firmware to kernel package
* Re-built with updated Makefile.snaplinux to correct package name/version
* Other various tweaks to correct package names and versions
* etc/modprobe.d/usb.conf now managed by usher
* Makefile will now use LOCALVERSION from config for the build version
* removed mounting tmp filesystems from user (now done by snap)
* split off separate doc package
* Added package name override to prevent duplicated version string in name
* removed version string from file name (Makefile.linux-headers)