[zanata/openprops] 57ef3b: fix(pom): missing maven-gpg-plugin version

[GitHub]

  Branch: refs/heads/gpg-version
  Home:   https://github.com/zanata/openprops
  Commit: 57ef3b7dfa52650195909cfe3d3254316f26ac6d
      https://github.com/zanata/openprops/commit/57ef3b7dfa52650195909cfe3d3254316f26ac6d
  Author: Ding-Yi Chen <dingyichen at gmail.com>
  Date:   2016-02-11 (Thu, 11 Feb 2016)

  Changed paths:
    M pom.xml

  Log Message:
  -----------
  fix(pom): missing maven-gpg-plugin version