m

Signed-off-by: Mattias Andrée <maandree@operamail.com>
m + doc

Signed-off-by: Mattias Andrée <maandree@operamail.com>
prototype list_monitors

Signed-off-by: Mattias Andrée <maandree@operamail.com>
list screens outputs and crtcs

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