Fixes typo in Redirector action helper

Closes #533

library/Zend/Controller/Action/Helper/Redirector.php

@@ -406,7 +406,7 @@ class Zend_Controller_Action_Helper_Redirector extends Zend_Controller_Action_He
     /**
      * Redirect to a route-based URL
      *
-     * Uses route's assemble method tobuild the URL; route is specified by $name;
+     * Uses route's assemble method to build the URL; route is specified by $name;
      * default route is used if none provided.
      *
      * @param  array   $urlOptions Array of key/value pairs used to assemble URL
@@ -427,7 +427,7 @@ class Zend_Controller_Action_Helper_Redirector extends Zend_Controller_Action_He
     /**
      * Redirect to a route-based URL, and immediately exit
      *
-     * Uses route's assemble method tobuild the URL; route is specified by $name;
+     * Uses route's assemble method to build the URL; route is specified by $name;
      * default route is used if none provided.
      *
      * @param  array   $urlOptions Array of key/value pairs used to assemble URL