Fix infinite loop error when a CRTC does not support gamma ramps

Signed-off-by: Mattias Andrée <maandree@operamail.com>
Missed new line at end of fprintf

Signed-off-by: Mattias Andrée <maandree@operamail.com>
merge gamma-drm

Signed-off-by: Mattias Andrée <maandree@operamail.com>
Do not autoselect the DRM method

Signed-off-by: Mattias Andrée <maandree@operamail.com>
Add explaination on why gamma adjustments failures with DRM are ignored

Signed-off-by: Mattias Andrée <maandree@operamail.com>
Bug fix for when we cannot get gamma ramp information

Signed-off-by: Mattias Andrée <maandree@operamail.com>
Merge updates to gamma-drm branch and resolve merge conflicts

Signed-off-by: Mattias Andrée <maandree@operamail.com>
Merge branch 'multimonitor' into future