Add mention of ES6 support, refs #498
Add mention of ES6 support, refs #498

noflo/noflo-ui,rasata/noflo-ui,noflo/noflo-ui,lxfschr/noflo-ui,lxfschr/noflo-ui,rdf-pipeline/noflo-server,rdf-pipeline/noflo-server,rasata/noflo-ui