.m3u file support

[gbowne1]

Here's a utf-8 .m3u file to test

#EXTM3U
#EXTINF:215, "The Entertainer" - Scott Joplin
https://archive.org/download/ScottJoplin-TheEntertainer/ScottJoplin-TheEntertainer.mp3
#EXTINF:180, "Clair de Lune" - Claude Debussy
https://archive.org/download/ClairDeLune/ClairDe_Lune.mp3
#EXTINF:210, "Nocturne in E-flat Major, Op. 9 No. 2" - Frédéric Chopin
https://archive.org/download/Chopin-Nocturne/Chopin-Nocturne_Op9_No2.mp3
#EXTINF:240, "Gymnopédies No. 1" - Erik Satie
https://archive.org/download/GymnopedieNo1/Gymnopedie_No1.mp3
#EXTINF:300, "Prelude in C Major, BWV 846" - Johann Sebastian Bach
https://archive.org/download/Bach-PreludeInC/Bach-PreludeInC.mp3
#EXTINF:200, "Adagio for Strings" - Samuel Barber
https://archive.org/download/AdagioForStrings/AdagioForStrings.mp3
#EXTINF:180, "The Four Seasons: Spring" - Antonio Vivaldi
https://archive.org/download/Vivaldi-Spring/Vivaldi-Spring.mp3
#EXTINF:240, "Eine kleine Nachtmusik, K. 525: I. Allegro" - Wolfgang Amadeus Mozart
https://archive.org/download/Mozart-EineKleineNachtmusik/Mozart-EineKleineNachtmusik.mp3
#EXTINF:300, "Symphony No. 5 in C Minor, Op. 67: I. Allegro con brio" - Ludwig van Beethoven
https://archive.org/download/Beethoven-Symphony5/Beethoven-Symphony5.mp3
#EXTINF:210, "Hungarian Dance No. 5" - Johannes Brahms
https://archive.org/download/Brahms-HungarianDance5/Brahms-HungarianDance5.mp3