updating files for the Menu class (test_menu)
+ fixes "Links" translation bug
updating files for the AMenuManager plugin
+ enhance links template
updating common classes grum_plugins_classes-2
(needed for the AMenuManager plugin)
+ clearing the code
updating the calendar_base.class.php
the 'get_nav_bar_from_items' method was returning a hard coded html string
now replaced by a template file (calendar_nav.tpl)