Git commits in Moodle 2.3.6 by Brent Boghosian

commit ab13a532be41a7e9bd8d03314c1b6c26d01d53b3
Author: Brent Boghosian <brent.boghosian@remote-learner.net>
Date:   Thu, 07 Mar 2013 00:43:43 +0800
Tag:    v2.3.6

MDL-38356 Forms: Check that the form exists before applying changechecker

commit d749cbc9a2ceb8f25a735713b869cfeb7c0b4320
Author: Brent Boghosian <brent.boghosian@remote-learner.net>
Date:   Thu, 07 Mar 2013 00:43:43 +0800
Tag:    v2.3.6

MDL-38356 Forms: Check that the form exists before applying changechecker