c side of reading curves

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

Signed-off-by: Mattias Andrée <maandree@operamail.com>
cython side of reading curves

Signed-off-by: Mattias Andrée <maandree@operamail.com>
python side of reading curves

Signed-off-by: Mattias Andrée <maandree@operamail.com>
add randr_get and vidmode_get

Signed-off-by: Mattias Andrée <maandree@operamail.com>
info: doc randr_get and vidmode_get

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

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