[zanata/zanata-scripts] 12d3ae: Use envBuf

[GitHub]

  Branch: refs/heads/ZNTA-1803-maven-release-pipeline
  Home:   https://github.com/zanata/zanata-scripts
  Commit: 12d3ae88c3eeecfffd86801fe150f0b331ba67e8
      https://github.com/zanata/zanata-scripts/commit/12d3ae88c3eeecfffd86801fe150f0b331ba67e8
  Author: Ding-Yi Chen <dchen at redhat.com>
  Date:   2018-01-25 (Thu, 25 Jan 2018)

  Changed paths:
    M jenkins/maven-Jenkinsfile

  Log Message:
  -----------
  Use envBuf