Git commits in Moodle 3.3.x by Matt Porritt

commit bf3a3c56b1a91c9b141ac6cb227825eceb053a8c
Author: Matt Porritt <mattp@catalyst-au.net>
Date:   Fri, 27 Oct 2017 08:11:12 +0800
Tag:    v3.3.3

MDL-60360 Global Search: Enable file indexing message update.

commit e396e62df53bfc5624b28a55414a72173c902cd7
Author: Matt Porritt <mattp@catalyst-au.net>
Date:   Thu, 31 Aug 2017 09:36:18 +0800
Tag:    v3.3.2

MDL-59834 Global Search: Indexing user messages