Git commits in Moodle 3.4.6 by Tim Lock

commit e250be6d663e636cd9107b2f107dff33d9417f44
Author: Tim Lock <tim@netspot.com.au>
Date:   Tue, 11 Sep 2018 11:06:44 +0800
Tag:    v3.4.6

MDL-63267 tool_privacy: Handle modules without privacy support.


commit b0412aa454e7b95e989a56fb5f9a25d1f7f74363
Author: Tim Lock <tim@netspot.com.au>
Date:   Fri, 07 Sep 2018 12:24:29 +0800
Tag:    v3.4.6

MDL-63321 block: Fix warning in Calendar month block after MDL-60587