[logback-dev] [qos-ch/logback] 617364: attempt to make build succeed under java 9

[Ceki Gulcu]

  Branch: refs/heads/master
  Home:   https://github.com/qos-ch/logback
  Commit: 6173640af3d07144ba774af3f1e89437b5ac57c1
      https://github.com/qos-ch/logback/commit/6173640af3d07144ba774af3f1e89437b5ac57c1
  Author: Ceki Gulcu <ceki at qos.ch>
  Date:   2017-12-03 (Sun, 03 Dec 2017)

  Changed paths:
    M logback-core/pom.xml
    M pom.xml

  Log Message:
  -----------
  attempt to make build succeed under java 9