Git commits in Moodle 3.5.1 by Christian Glahn

commit aa7deee9ccb7a14225541a42ba6a70166fcece01
Author: Christian Glahn <christian.glahn@htwchur.ch>
Date:   Fri, 23 Mar 2018 16:59:59 +0800
Tag:    v3.5.1

MDL-61732 filters: Have emoticons respect nolink