- feature #24: extended behaviour of "setHeader" method

- added test suite for www interface of plugin (js files)

test/app-mocha-specs/helpers/server.js

@@ -0,0 +1,16 @@
+const local = {
+  host: 'localhost',
+  port: 4723
+};
+
+const sauce = {
+  host: 'ondemand.saucelabs.com',
+  port: 80,
+  auth: process.env.SAUCE_USERNAME + ":" + process.env.SAUCE_ACCESS_KEY
+};
+
+if (process.env.SAUCE_USERNAME) {
+  module.exports = sauce;
+} else {
+  module.exports = local;
+}