[zanata/zanata-server] 501119: Update slf4j and icu4j

[GitHub]

  Branch: refs/heads/translate-qt-ts
  Home:   https://github.com/zanata/zanata-server
  Commit: 50111906ed17dc6c60ec3b28740b6a753fc1f792
      https://github.com/zanata/zanata-server/commit/50111906ed17dc6c60ec3b28740b6a753fc1f792
  Author: Damian Jansen <djansen at redhat.com>
  Date:   2016-02-26 (Fri, 26 Feb 2016)

  Changed paths:
    M pom.xml

  Log Message:
  -----------
  Update slf4j and icu4j