cosmetics
use try catch directly instead of the AFX macros
update docs
update Inno Setup's Slovak translation
update ffmpeg (n0.8-18760-g4e2c636)
refactor Authors.txt
Fix: Play > Subtitles menu sometimes showed the wrong track as selected.

If the subtitles track was changed at the splitter level the Play >
Subtitles menu wasn't reflecting the change correctly.

The handling of the subtitles tracks have been rewritten to avoid storing the track number.
Try to fix some compilation issue with ASCII mplayerc.rc.