h5bp/html5-boilerplate — pull request #1129 by alrra (2012-06-24 08:20:49+00:00)
Title: Proper encoding (UTF-8) and MIME type (text/vtt) for WebVTT files

> WebVTT file must consist of a WebVTT file body **encoded as UTF-8** and labeled with the **MIME type [text/vtt](http://dev.w3.org/html5/webvtt/#text/vtt)**. ([source](http://dev.w3.org/html5/webvtt/#the-webvtt-file-format))