Git commits in Moodle 2.1.3 by Kordan

commit a2c65d52ce671508508d2b732ea05a6b78cfb050
Author: Kordan <kordan@mclink.it>
Date:   Thu, 10 Nov 2011 15:03:27 +0800
Tag:    v2.1.3

MDL-29830 theme_base: Fix overflow problems with navigation items