Clean up structure a little bit for initial testing.

lib/units/device/plugins/vnc/util/example.js

@@ -0,0 +1,10 @@
+var net = require('net')
+var VncServer = require('./server')
+
+var nserv = net.createServer({
+  allowHalfOpen: true
+})
+
+var vserv = new VncServer(nserv)
+
+nserv.listen(5910)