Git commits in Moodle 2.3.4 by Didier Raboud

commit 7db20e007358cb558ce0292e6f806e45b544d931
Author: Didier Raboud <didier.raboud@liip.ch>
Date:   Tue, 18 Dec 2012 21:32:15 +0800
Tag:    v2.3.4

MDL-37157: Normalize short answers before comparison

commit 0e892b8b652f8ba5613a2cb4674e8df1b15cf895
Author: Didier Raboud <didier.raboud@liip.ch>
Date:   Mon, 05 Nov 2012 16:37:48 +0800
Tag:    v2.3.4

MDL-35675 forms: Popup calendar is not constrained any more