Git commits in Moodle 2.4.x by Jason Platts

commit e1267ba041f3e281ad480cd3b419f5dce04b33a2
Author: Jason Platts <j.platts@open.ac.uk>
Date:   Tue, 26 Mar 2013 23:26:54 +0800
Tag:    v2.4.4

MDL-37942 Images with non-alphanumeric chars in file name won't export

commit 261aae298bcd34fe17952d614f3a4bcede98f799
Author: Jason Platts <j.platts@open.ac.uk>
Date:   Tue, 26 Mar 2013 23:11:20 +0800
Tag:    v2.4.4

MDL-39342 stop users entering too long matching answers.

commit 462e42cb9a9ee8352755654e6f03c2cf0b0711a2
Author: Jason Platts <j.platts@open.ac.uk>
Date:   Tue, 23 Oct 2012 17:17:16 +0800
Tag:    v2.4.0-rc1

MDL-34530 Calendar: Can create event for any group, but cannot view it

commit 8f38558b7a19317a883b5977bc77e2220e70a131
Author: Jason Platts <j.platts@open.ac.uk>
Date:   Tue, 16 Oct 2012 19:06:03 +0800
Tag:    v2.4.0-beta

MDL-36075 Forms: Date selector in forms errors in IE7