sun5i: Add default tzx-q8-713b 7" Tablet

This is the original default fex as pulled from the device.

Signed-off-by: Olliver Schinagl <oliver@schinagl.nl>
Fix K1001L1C LCD bug

Fex file for tablet didn't specified pll3 setting which caused nonworking LCD.
a13: add inet 86vz

Signed-off-by: Luc Verhaegen <libv@skynet.be>
Original fex file from Zeng-gc INET86VS (Manta MID705).
Update INET86VS fex with a10-meminfo output.