Add support for matching from Youtube urls

lib/services/youtube/freebase.js

@@ -0,0 +1,20 @@
+"use strict";
+var parse = require('url').parse;
+var Promise = require('bluebird');
+var request = require('superagent');
+require('superagent-bluebird-promise');
+
+var credentials = {
+  key: process.env.YOUTUBE_KEY,
+};
+
+var apiRoot = "https://www.googleapis.com/freebase/v1/topic";
+
+module.exports.get = function(topic) {
+  return request.get(apiRoot + topic + "?key=" + credentials.key).promise().then(function(res) {
+    return res.body;
+  })
+}
+
+
+module.exports.get("/m/0dwcrm_");