Git commits in Moodle 3.4.6 by Luca Bösch

commit ab192796be3d8ae84bee78bfe7c15d04c5276845
Author: Luca Bösch <luca.boesch@bfh.ch>
Date:   Fri, 02 Nov 2018 02:22:51 +0800
Tag:    v3.4.6

MDL-63840 theme: block menu cog size.

commit 4f32e3af8c1b8b304cd4de8aef76e920cf09fc4f
Author: Luca Bösch <luca.boesch@bfh.ch>
Date:   Tue, 23 Oct 2018 05:26:18 +0800
Tag:    v3.4.6

MDL-63726 tool_dataprivacy: En-/disable 'Data retention summary' link

commit 32052e77f861d77e50acbd8f27657447960ea274
Author: Luca Bösch <luca.boesch@bfh.ch>
Date:   Sat, 29 Sep 2018 16:37:31 +0800
Tag:    v3.4.6

MDL-63241 calendar: Add missing table alias in SQL query.

commit ce3f7aeb1674fb2f7d92346f96305fb9dc75169a
Author: Luca Bösch <luca.boesch@bfh.ch>
Date:   Wed, 26 Sep 2018 20:23:25 +0800
Tag:    v3.4.6

MDL-63435 gradebook: let activity icons re-appear.

commit 1157c4c29a79afffc0eb55fd6ac55db2be0adf73
Author: Luca Bösch <luca.boesch@bfh.ch>
Date:   Thu, 30 Aug 2018 16:22:43 +0800
Tag:    v3.4.6

MDL-62717 forum: Create announcements forum with HTML format intro.