Git commits in Moodle 3.0.6 by An Pham Van

commit 74a0d2afb6130451373aacfe8e6401a2e07c4830
Author: An Pham Van <An.PhamVan@harveynash.vn>
Date:   Mon, 25 Jul 2016 15:38:36 +0800
Tag:    v3.0.6

MDL-54838 workshop: Differentiate labels for each comment field.