Git commits in Moodle 2.0.x by Ruslan Kabalin

commit 24354adc3ae364e1bd69524a52df2cdc3ac10566
Author: Ruslan Kabalin <ruslan.kabalin@luns.net.uk>
Date:   Thu, 01 Dec 2011 01:17:12 +0800
Tag:    v2.0.7

MDL-30526 Choice: add form validation rule for numeric field