Git commits in Moodle 3.6.6 by Simey Lameze

commit 0b5aad45af7561c25549d1faa05b33ef55ddddf4
Author: Simey Lameze <simey@moodle.com>
Date:   Mon, 02 Sep 2019 14:14:14 +0800
Tag:    v3.6.6

MDL-56223 calendar: fix wrong create_calendar_events WS phpdoc

commit aa97b1530f003a17a85b357af85e5a636e82826b
Author: Simey Lameze <simey@moodle.com>
Date:   Mon, 02 Sep 2019 13:22:09 +0800
Tag:    v3.6.6

MDL-56223 calendar: show the number of deleted events

commit 37e178e755847bd5d37db906ba7c91e9528199d4
Author: Simey Lameze <simey@moodle.com>
Date:   Thu, 29 Aug 2019 11:02:58 +0800
Tag:    v3.6.6

MDL-66551 core_user: remove orphaned calendar subscriptions

commit 3ee7064392c54a8fa1a1fe5e5c4ab309361cafd8
Author: Simey Lameze <simey@moodle.com>
Date:   Thu, 29 Aug 2019 10:57:23 +0800
Tag:    v3.6.6

MDL-66551 core_user: delete_user() should remove users calendar subs

commit a2a489d1f8b0c40ae7d72870feceefc19c7bb234
Author: Simey Lameze <simey@moodle.com>
Date:   Wed, 14 Aug 2019 09:02:08 +0800
Tag:    v3.6.6

MDL-56223 calendar: skip events updating if nothing has changed

commit 1acf5e5da2de89dea5374b02e55c7e0182ad0e97
Author: Simey Lameze <simey@moodle.com>
Date:   Thu, 01 Aug 2019 20:46:22 +0800
Tag:    v3.6.6

MDL-65749 lib: fix phpmailer file handling

commit 59aae6ab8c4291e6271e7def876502c958c524f4
Author: Simey Lameze <simey@moodle.com>
Date:   Wed, 10 Jul 2019 11:03:37 +0800
Tag:    v3.6.6

MDL-66012 calendar: fix no event message on calendar views

commit 32265ff37241b3ab5d32d5133bee000f9cc22bfe
Author: Simey Lameze <simey@moodle.com>
Date:   Thu, 04 Jul 2019 20:35:06 +0800
Tag:    v3.6.6

MDL-66081 calendar: fix typo in attribute description