QtGStreamer: Upgraded to 0.10.3.

Signed-off-by: Willy Sudiarto Raharjo <willysr@slackware-id.org>
lensfun: Migrate to cmake.

Signed-off-by: Willy Sudiarto Raharjo <willysr@slackware-id.org>
digiKam: Update README.

Signed-off-by: Willy Sudiarto Raharjo <willysr@slackware-id.org>