Set default Node.js version to 6.4.0
Set default Node.js version to 6.4.0

icflorescu/openshift-cartridge-nodejs,icflorescu/openshift-cartridge-nodejs,JonasHavers/openshift-cartridge-nodejs,JonasHavers/openshift-cartridge-nodejs,JonasHavers/openshift-cartridge-nodejs,joseph-turner/openshift-cartridge-nodejs,joseph-turner/openshift-cartridge-nodejs,joseph-turner/openshift-cartridge-nodejs,icflorescu/openshift-cartridge-nodejs