Don't specify internal aspect ratio in the ISDCF name for trailers, as per
http://digitalcinemanamingconvention.com/appendix_7.asp

Reported-by: Ivan Pullman
Add option to compute FPS from log.
Supporter.
Incorporate Film::_with_subtitles in the Film::video_identifier

Reported-by: Matthias Damm
Bump version
Bump version
Add "scale to fit height/width" options to a new Content menu.

Requested-by: Johan Malmsten
Bump version
Bump version
Fix crash on changing audio gain in some locales.

Reported-by: Daniel Chauvet
Bump version
Bump version