Git commits in Moodle 2.4.11 by Marina Glancy

commit a99ad20d94e16967e72c5ea681515af70f06dcd1
Author: Marina Glancy <marina@moodle.com>
Date:   Tue, 08 Jul 2014 10:11:40 +0800
Tag:    v2.4.11

MDL-43948 forms: setting types to filemanager and editor elements

commit 8f7d596058a18c60b795b4677b59cf074c56de39
Author: Marina Glancy <marina@moodle.com>
Date:   Fri, 04 Jul 2014 10:40:13 +0800
Tag:    v2.4.11

MDL-45760 make sure to check permission before setting header

commit 5c4ef26c39d3106315f74c26cdcca779ba74254c
Author: Marina Glancy <marina@moodle.com>
Date:   Thu, 26 Jun 2014 08:53:25 +0800
Tag:    v2.4.11

MDL-45616 repositories: use json encoding instead of serialization

commit cb2b42aed8d9ce3c9840ad825f2e0e7e81bfad91
Author: Marina Glancy <marina@moodle.com>
Date:   Wed, 25 Jun 2014 14:40:27 +0800
Tag:    v2.4.11

MDL-45616 repositories: more clearly distinguish when we use source and when reference