[WIP] Support router serialization.

bench/benches/serialize.js

@@ -0,0 +1,22 @@
+var RouteRecognizer = require('../../dist/route-recognizer');
+
+var router = new RouteRecognizer();
+
+router.map(function(match) {
+  var i = 1000;
+  while (i--) {
+    match('/posts/' + i).to('showPost' + i);
+  }
+});
+
+var serialized = JSON.parse(router.toJSON());
+
+module.exports = {
+  name: 'Serialized',
+  fn: function() {
+    var router = new RouteRecognizer(serialized);
+
+    // Look up time is constant
+    router.recognize('/posts/1');
+  }
+};