fixes #3 (drawing order of nodes and lines in vvvviewer)
fixes #3 (drawing order of nodes and lines in vvvviewer)

zauner/vvvv.js,AndBicScadMedia/vvvv.js,zauner/vvvv.js,AndBicScadMedia/vvvv.js,AndBicScadMedia/vvvv.js,sebllll/vvvv.js,zauner/vvvv.js,sebllll/vvvv.js,sebllll/vvvv.js,AndBicScadMedia/vvvv.js,sebllll/vvvv.js,AndBicScadMedia/vvvv.js,sebllll/vvvv.js,zauner/vvvv.js,zauner/vvvv.js