Nightly changes

* __[NEW]__ Added local episode files count sorting. (Refresh the list)
* __[NEW]__ Added a new option to update episode files in the File
menu, which will go through the list to see which shows have local
files and updates those.
* __[NEW]__ Archive (rar/zip/multi-rar) files are recognized as episode
files in the tv list.
* __[NEW]__ Added .3DSBS and .3DTAB file types to the supported video
file formats.
* __[DIF]__ Episodes manager now shows more clearly which files are
locally available.
* __[DIF]__ Hopefully made the progress/wait dialog a bit less crashy
when pushing the 'cancel' button.
* __[DIF]__ Better episode sorting when sorted by next aired. (Refresh
the list)
* __[DIF]__ Updated 'mediainfo' to v0.7.61.