mkm3u: Allow explicit setting of series-name separator.

[epls] / ultraviolet.epls

;;; -*-fundamental-*-

!title Ultraviolet
!dvddir U/Ultraviolet
!explen 50:00

4       Habeas corpus
5       In nomine patris
6       Sub judice
9       Mea culpa
10      Terra incognita
11      Persona non grata