[zanata/zanata-platform] eba631: Use withEnv for MAVEN_OPTS

[GitHub]

  Branch: refs/heads/add-Jenkinsfile
  Home:   https://github.com/zanata/zanata-platform
  Commit: eba6315e4ec5f5585fe984f88594197de867fd3b
      https://github.com/zanata/zanata-platform/commit/eba6315e4ec5f5585fe984f88594197de867fd3b
  Author: Sean Flanigan <sflaniga at redhat.com>
  Date:   2017-04-05 (Wed, 05 Apr 2017)

  Changed paths:
    M Jenkinsfile

  Log Message:
  -----------
  Use withEnv for MAVEN_OPTS