+/**
+ * @brief Prepares a list of navigation links
+ *
+ * @param App $a
+ * @return array Navigation links
+ * string 'sitelocation' => The webbie (username@site.com)
+ * array 'nav' => Array of links used in the nav menu
+ * string 'banner' => Formatted html link with banner image
+ * array 'userinfo' => Array of user information (name, icon)
+ */
+function nav_info(App $a)