Git commits in Moodle 1.9.1 by Jenny Gray

commit 7d2c082b1a23b097270f8d9e300ed9bf4f8df56f
Author: Jenny Gray <j.m.gray@open.ac.uk>
Date:   Wed, 13 Oct 2010 22:07:59 +0800
Tag:    v1.9.10

MDL-24565 control characters stripped so xml output functions correctly


commit 402b744fd6ceddc6cb754b3566abe8c9ab2a0f31
Author: jmg324 <jmg324>
Date:   Wed, 26 Mar 2008 00:40:27 +0900
Tag:    v1.9.1

added new gradebook preference for backup silently function to avoid notice errors later in backup process.