[logback-dev] [qos-ch/logback] e713d0: require Java 9 at build time

[Ceki Gulcu]

  Branch: refs/heads/master
  Home:   https://github.com/qos-ch/logback
  Commit: e713d0735d620032aec329711a50a2cc37166516
      https://github.com/qos-ch/logback/commit/e713d0735d620032aec329711a50a2cc37166516
  Author: Ceki Gulcu <ceki at qos.ch>
  Date:   2018-01-15 (Mon, 15 Jan 2018)

  Changed paths:
    M pom.xml

  Log Message:
  -----------
  require Java 9 at build time