Git commits in Moodle 2.6.x by Ben Kelada

commit aaabecb3d8d14fcc233f29ae1c717998bc62d86a
Author: Ben Kelada <ben.kelada@gmail.com>
Date:   Tue, 14 Oct 2014 14:25:01 +0800
Tag:    v2.6.6

MDL-46500 filepicker: prevent error when element does not exist