Git commits in Moodle 3.6.4 by Jan Dageförde

commit bdb8dec713b79ce43ccfd8cf975149c368421947
Author: Jan Dageförde <jan.dagefoerde@ercis.uni-muenster.de>
Date:   Tue, 12 Mar 2019 20:57:01 +0800
Tag:    v3.6.4

MDL-65059 messaging: don't refer to block plugin type

commit 86bef7c3b5457b6ea0f2193ff7bb7b171a7c9206
Author: Jan Dageförde <jan.dagefoerde@ercis.uni-muenster.de>
Date:   Fri, 08 Mar 2019 22:14:53 +0800
Tag:    v3.6.4

MDL-65022 wiki: declare the cancel button secondary