Updated Polish translation
Updated Indonesian translation
main: Fix opening files

Caused by the switch to D-Bus activation.

https://bugzilla.gnome.org/show_bug.cgi?id=735935
libgd: Update libgd to fix check boxes appearance

Check boxes would appear as empty when toggled on in the main view.
libgd: Update libgd to fix subtitle dimming

The episode/season or duration label under a video thumbnail is
supposed to be dimmed, but this broke because of theming changes.
3.13.92