Support Node.js 0.10–6 (#132)

* Update dependencies

* Switch from jsdom to cheerio

* Update the supported Node.js versions

* Recompile the client-side CSS and JS

test/integration/helper/navigate.js

@@ -15,7 +15,7 @@
 
 'use strict';
 
-var jsdom = require('jsdom');
+var cheerio = require('cheerio');
 var request = require('request');
 
 module.exports = createNavigator;
@@ -29,13 +29,12 @@ function createNavigator(baseUrl, store) {
 		store.request = null;
 		store.response = null;
 		store.status = null;
-		store.window = null;
 
 		request({
 			url: baseUrl + opts.endpoint,
 			method: opts.method || 'GET',
-			body: opts.body,
-			json: true,
+			form: opts.form,
+			json: opts.json || false,
 			qs: opts.query,
 			followAllRedirects: true
 		}, function(err, res, body) {
@@ -46,19 +45,11 @@ function createNavigator(baseUrl, store) {
 			store.status = res.statusCode;
 
 			if (opts.nonDom) {
-				store.window = null;
 				store.dom = null;
-				callback();
 			} else {
-				jsdom.env(
-					store.body,
-					function(err, window) {
-						store.window = window;
-						store.dom = window.document;
-						callback();
-					}
-				);
+				store.dom = cheerio.load(store.body);
 			}
+			callback();
 
 		});