Git commits in Moodle 3.5.0 by Rohith

commit 0ef25faa7387c6d58a381bacd4fe54437041bc52
Author: Rohith <rohithsingirikonda@gmail.com>
Date:   Mon, 26 Mar 2018 14:30:33 +0800
Tag:    v3.5.0-beta

MDL-61746 PARAM_CLEANHTML: Fix documentation typos