Waking up the compositor automatically refreshed the output list. Therefore,
avoid refreshing it manually again.
Signed-off-by: David Herrmann <dh.herrmann@googlemail.com>
The test_output application is an example how to use the output subsystem. It
lists all connected monitors/DRM-outputs and draws with OpenGL on the selected
framebuffers.
Signed-off-by: David Herrmann <dh.herrmann@googlemail.com>