Release notes

20181019-nitrogen-4.9.x_2.0.0_ga-bionic-console-weston_aarch64
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   - apt update/upgrade on rootfs to make it up to date
   - fix partition table, fix incorrect partition sizes
   - kernel upgrade to 4.9.128_2.0.0_ga ABI=6, commit=6ed67530, message="arm64: dts: fsl-imx8mq: add spi aliases"
   - added spidev module ( /dev/spidev1.0 )
   - created spidev system group, and user "ubuntu" was added to that group
   - backported argyll 2.0.1+repack-1 Color Management System, calibrator and profiler
   - backported colord 1.4.3-3 system daemon to manage device colour profiles
   - backported dispcalgui 3.6.0.0-1 graphical user interface for the Argyll CMS
   - added cms-colord.so and screen-share.so modules to weston 4.0.0
   - HDMI display color calibration is possible now with the most popular probes, all supported
   - GPU driver has been upgraded to imx-gpu-viv-b15 6.2.4.p1.8 and galcore module also
   - imx-multimedia packages has been upgraded from 4.4.1 to 4.4.2
   - imx-vpu-hantro has been upgraded from 1.7 to 1.8
   - firmware-imx has been upgraded from 7.7 to 7.8