[logback-dev] [qos-ch/logback-contrib] 840815: Update README.md

[Tony Trinh]

  Branch: refs/heads/master
  Home:   https://github.com/qos-ch/logback-contrib
  Commit: 840815390966f72d9c6c2014674e57c25ea0d163
      https://github.com/qos-ch/logback-contrib/commit/840815390966f72d9c6c2014674e57c25ea0d163
  Author: Tony Trinh <tony19 at gmail.com>
  Date:   2016-06-11 (Sat, 11 Jun 2016)

  Changed paths:
    M README.md

  Log Message:
  -----------
  Update README.md