Git commits in Moodle 2.3.0 by Sun Zhigang

commit 4714f5323a62ff0233c0bea637f6100c7be82ac8
Author: Sun Zhigang <sunner@gmail.com>
Date:   Tue, 22 May 2012 19:22:12 +0800
Tag:    v2.3.0-beta

MDL-33035 workshop: typo in strings

commit 1ab8cd2e1cecb0c605dd0a2976ecf1eb51649d7b
Author: Sun Zhigang <sunner@gmail.com>
Date:   Mon, 26 Sep 2011 09:08:05 +0800
Tag:    v2.3.0-beta

MDL-29523 filemanager: Fix a hardcode string