Git commits in Moodle 2.8.8 by Kevin Wiliarty

commit 5608e36d11cf9cd5a5fe7a43487b69317df6acfc
Author: Kevin Wiliarty <kevin.wiliarty@gmail.com>
Date:   Thu, 27 Aug 2015 23:59:14 +0800
Tag:    v2.8.8

MDL-51229 theme: display docked block on top of fixed navbar