Git commits in Moodle 2.2.4 by Andrew Davis

commit 95718caae7c13e6990e748053375d99e624c1d7f
Author: Andrew Davis <andrew@moodle.com>
Date:   Tue, 26 Jun 2012 12:44:56 +0800
Tag:    v2.2.4

MDL-25476 messages: switched some notification emails to come from the support contact instead of admin


commit db5e62d25070afd3da81a947a1ec100bb49259c9
Author: Andrew Davis <andrew@moodle.com>
Date:   Tue, 29 May 2012 11:51:07 +0800
Tag:    v2.2.4

MDL-29173 grade: altered the definiton of round() and added some more unit tests


commit d09e2a36f2e75ebabd45e1784295b971b2b18ff8
Author: Andrew Davis <andrew@moodle.com>
Date:   Mon, 28 May 2012 09:15:28 +0800
Tag:    v2.2.4

MDL-30880 grade: added a check for the feedback property existing before it is used


commit fcb203c11b065bb98fbc80c37132a7aa880ed155
Author: Andrew Davis <andrew@moodle.com>
Date:   Mon, 21 May 2012 09:08:58 +0800
Tag:    v2.2.4

MDL-32649 rating: fixed the sorting in /rating/index.php


commit 6dbe8ddbd8e3dc7d031ab9f9abd602828f88c9f2
Author: Andrew Davis <andrew@moodle.com>
Date:   Sun, 20 May 2012 12:17:44 +0800
Tag:    v2.2.4

MDL-29173 grade: altered the definiton of round() in /lib/evalmath/evalmath.class.php


commit cd2b7304893eed3cafaed10057c9f8c6f8d804fa
Author: Andrew Davis <andrew@moodle.com>
Date:   Fri, 11 May 2012 11:33:17 +0800
Tag:    v2.2.4

MDL-31460 mod_forum: added some controls to mod/forum/unsubscribeall.php to prevent the removal of subscriptions the user shouldnt be able to delete