Update stable to 4.13.4 version thus removing backported patch and requirement
of git version for several boards (current stable 4.13 is newer than previous
git 4.11).
Additionally update git version to 4.14-rc3.
Signed-off-by: Diego Rondini <diego.rondini@kynetics.com>
Add machine description for Orange Pi Zero board. Detailed hardware
overview is available at the following linux-sunxi wiki page:
http://linux-sunxi.org/Orange_Pi_Zero
Signed-off-by: Sergey Matyukevich <geomatsi@gmail.com>