Subject: [quicwg/base-drafts] 3803f4: Update CI config to install xsltproc

From: Martin Thomson <[email-masked]>
Date: Sun, 27 Nov 2016 17:32:19 -0800

Branch: refs/heads/jrxslt
  Home:   https://github.com/quicwg/base-drafts
  Commit: 3803f4de14e75c48cb6e6286c79e27e0e4833320
      https://github.com/quicwg/base-drafts/commit/3803f4de14e75c48cb6e6286c79e27e0e4833320
  Author: Martin Thomson <[email-masked]>
  Date:   2016-11-28 (Mon, 28 Nov 2016)

  Changed paths:
    M circle.yml

  Log Message:
  -----------
  Update CI config to install xsltproc