Git commits in Moodle 2.9.1 by Damyon Wiese

commit 17bb213dd350f9e194062ee13ed3a3f73980ae39
Author: Damyon Wiese <damyon@moodle.com>
Date:   Fri, 03 Jul 2015 16:37:54 +0800
Tag:    v2.9.1

MDL-50757 upgrade: Unset config value that will never be used again

commit e27f30b7c875ce5bba4fb066b903afd7525a3e93
Author: Damyon Wiese <damyon@moodle.com>
Date:   Wed, 03 Jun 2015 14:21:03 +0800
Tag:    v2.9.1

MDL-50456 Javascript: Fix simple logic error in core/url amd module

commit 383aa049c03da92e0c1b59f3c334b2478808f2d6
Author: Damyon Wiese <damyon@moodle.com>
Date:   Mon, 18 May 2015 15:08:58 +0800
Tag:    v2.9.1

MDL-50254 Mustache: Missing alias for namespaced class in mustache

commit 4590d1be1ed786fe78525bfc0e9b6913c1cc4082
Author: Damyon Wiese <damyon@moodle.com>
Date:   Mon, 04 May 2015 11:41:44 +0800
Tag:    v2.9.1

MDL-25138 core_tags: remove duplicated related tags