plivo/plivoframework — pull request #113 by emamirazavi (2014-02-10 09:43:39+00:00)
Title: shout can not play wav files.

shout can not play wav files, and FS can play wav files by itself even on http(s).
sometimes you should use http url + wav file, e.g. when you want generate wav files by your web framework on the url or any other things.