Git commits in Moodle 3.2.1 by Mark Nelson

commit 522fcf2ffc1cbc32add2b11705bd9f83d45f210b
Author: Mark Nelson <markn@moodle.com>
Date:   Thu, 22 Dec 2016 12:41:32 +0800
Tag:    v3.2.1

MDL-55955 mod_quiz: ensure duplicated override events are removed


commit f927f3e196dba8a9976f81262d1be57d09d4312d
Author: Mark Nelson <markn@moodle.com>
Date:   Wed, 14 Dec 2016 12:13:53 +0800
Tag:    v3.2.1

MDL-57270 core_message: trim message before it is sent


commit 949d8ae04e6d0e335e0a6963edfffe580336e214
Author: Mark Nelson <markn@moodle.com>
Date:   Fri, 09 Dec 2016 16:08:46 +0800
Tag:    v3.2.1

MDL-57222 mod_assign: show validation message on visible element


commit 75efa0860cb92dd67bd147a5c9138a9de9f8d32d
Author: Mark Nelson <markn@moodle.com>
Date:   Thu, 08 Dec 2016 16:04:27 +0800
Tag:    v3.2.1

MDL-57250 core: show admin settings when only one category exists


commit a57a9053d78277cd3f50409fef51498f50bcaf6b
Author: Mark Nelson <markn@moodle.com>
Date:   Thu, 08 Dec 2016 12:27:05 +0800
Tag:    v3.2.1

MDL-55062 tool_uploaduser: prevent defaults when not selected


commit a1e1b45ae71f65655256a0db970688957eebc02b
Author: Mark Nelson <markn@moodle.com>
Date:   Tue, 06 Dec 2016 14:10:06 +0800
Tag:    v3.2.1

MDL-57283 core: fixed function call on null


commit 617f8bb911a4da17964a94645ab696fc9efaa7cd
Author: Mark Nelson <markn@moodle.com>
Date:   Wed, 30 Nov 2016 11:05:09 +0800
Tag:    v3.2.1

MDL-57084 core_message: prevent duplication of day separator