Looks so much better in the gitlab UI. Maybe we want to split out some
of these README into subdirectories ...

v2: Polish layout a bit. Changes are only whitespace, but README is so
complicated reworked that git's rename detection doesn't spot the
similarities anymore.

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>