[slf4j-dev] [qos-ch/slf4j] b44fbd: prepare release 1.7.28

[Ceki Gulcu]

  Branch: refs/heads/1.7-maintenance
  Home:   https://github.com/qos-ch/slf4j
  Commit: b44fbd53cc8bc87f40e5412e60495b19bbf07bb0
      https://github.com/qos-ch/slf4j/commit/b44fbd53cc8bc87f40e5412e60495b19bbf07bb0
  Author: Ceki Gulcu <ceki at qos.ch>
  Date:   2019-08-10 (Sat, 10 Aug 2019)

  Changed paths:
    M integration/pom.xml
    M jcl-over-slf4j/pom.xml
    M jul-to-slf4j/pom.xml
    M log4j-over-slf4j/pom.xml
    M osgi-over-slf4j/pom.xml
    M pom.xml
    M slf4j-android/pom.xml
    M slf4j-api/pom.xml
    M slf4j-ext/pom.xml
    M slf4j-jcl/pom.xml
    M slf4j-jdk14/pom.xml
    M slf4j-log4j12/pom.xml
    M slf4j-migrator/pom.xml
    M slf4j-nop/pom.xml
    M slf4j-simple/pom.xml
    M slf4j-site/pom.xml

  Log Message:
  -----------
  prepare release 1.7.28