Bar graph added.

node_modules/needle/test/utils/formidable.js

@@ -0,0 +1,17 @@
+var formidable = require('formidable'),
+    http = require('http'),
+    util = require('util');
+
+var port = process.argv[2] || 8888;
+
+http.createServer(function(req, res) {
+  var form = new formidable.IncomingForm();
+  form.parse(req, function(err, fields, files) {
+    res.writeHead(200, {'content-type': 'text/plain'});
+    res.write('received upload:\n\n');
+    console.log(util.inspect({fields: fields, files: files}))
+    res.end(util.inspect({fields: fields, files: files}));
+  });
+}).listen(port);
+
+console.log('HTTP server listening on port ' + port);