Git commits in Moodle 2.9.1 by David Mudrák

commit 5ac3194c6fc955a53cdb75d6db4f3957661902a1
Author: David Mudrák <david@moodle.com>
Date:   Fri, 19 Jun 2015 19:17:52 +0800
Tag:    v2.9.1

MDL-50646 admin: Use site default lang as new user's preferred lang

commit b25bb3cf291d94c912a4f60dd1582651009e5a83
Author: David Mudrák <david@moodle.com>
Date:   Mon, 08 Jun 2015 17:04:04 +0800
Tag:    v2.9.1

MDL-50509 datalib: Fix the typo in the variable name

commit 32eb50d49b7221d81fd3ae29fbe7838b896b9f7e
Author: David Mudrák <david@moodle.com>
Date:   Mon, 25 May 2015 18:28:49 +0800
Tag:    v2.9.1

MDL-50289 notes: No navigation to notes if the feature is disabled

commit f2a6afba2137c1bd757bd5e4bc2decfa8ad8d131
Author: David Mudrák <david@moodle.com>
Date:   Fri, 22 May 2015 00:03:26 +0800
Tag:    v2.9.1

MDL-50321 docs: Add info about deprecated method into mod/upgrade.txt

commit 60fa8157f28c60de95a4d18dbf716ea1cb7b7940
Author: David Mudrák <david@moodle.com>
Date:   Thu, 21 May 2015 23:18:05 +0800
Tag:    v2.9.1

MDL-50318 course: Fix the URL of embedded images at resources overview

commit 723f9b73eb16d201b4f6517a9e53329480ffefd5
Author: David Mudrák <david@moodle.com>
Date:   Thu, 21 May 2015 20:03:59 +0800
Tag:    v2.9.1

MDL-50313 docs: Fix the documentation for the FEATURE_IDNUMBER constant