Configure discard property in Jenkinsfiles

properties([
    [$class: 'BuildDiscarderProperty', strategy: [$class: 'LogRotator', daysToKeepStr: '60', numToKeepStr: '60', artifactNumToKeepStr: '1']],
    disableConcurrentBuilds(),
    [$class: 'GithubProjectProperty', displayName: '', projectUrlStr: 'https://github.com/nuxeo/'],
    [$class: 'RebuildSettings', autoRebuild: false, rebuildDisabled: false],
    [$class: 'ParametersDefinitionProperty', parameterDefinitions: [
        [$class: 'StringParameterDefinition', defaultValue: 'master', description: '', name: 'BRANCH'],
        [$class: 'StringParameterDefinition', defaultValue: 'master', description: '', name: 'PARENT_BRANCH']]],
    pipelineTriggers([[$class: 'GitHubPushTrigger']])
  ])