[logback-dev] [qos-ch/logback] f9f9df: LOGBACK-1260 improvements

[Ceki Gulcu]

  Branch: refs/heads/master
  Home:   https://github.com/qos-ch/logback
  Commit: f9f9dfd81f194ab3df45f3c507664cbb0da7d9f2
      https://github.com/qos-ch/logback/commit/f9f9dfd81f194ab3df45f3c507664cbb0da7d9f2
  Author: Ceki Gulcu <ceki at qos.ch>
  Date:   2017-10-16 (Mon, 16 Oct 2017)

  Changed paths:
    M logback-core/src/main/java/ch/qos/logback/core/util/EnvUtil.java
    M logback-core/src/test/java/ch/qos/logback/core/util/EnvUtilTest.java

  Log Message:
  -----------
  LOGBACK-1260 improvements