Parse the list of additional 3D modes

Parse 2D_VIC_order_X and 3D_Structure_X from the list at the end of the
HDMI Vendor Specific Block.

v2: check 3D_Detail_X indicates horizontal sub-sampling in side-by-side
(half) mode

Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Thomas Wood <thomas.wood@intel.com>
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Read extension blocks in xrandr EDID property

Extend the parsing of the xrandr EDID property block to read extension
blocks, not just the basic block.

Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Simon Farnsworth <simon.farnsworth@onelan.co.uk>
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
remove commented lines
Merge branch 'master' of http://anongit.freedesktop.org/git/xorg/app/edid-decode