Git commits in Moodle 3.3.1 by Stephen Vickers

commit 8a0ed98b810bd03fda3f452259487384d77ebe14
Author: Stephen Vickers <github@spvickers.freeserve.co.uk>
Date:   Tue, 02 May 2017 04:15:37 +0800
Tag:    v3.3.1

MDL-58770 mod_lti: Strip HTML from parameters