Git commits in Moodle 2.2.3 by Ruslan Kabalin

commit 4f4bf67a31647803f556bcb5ab98e55cfb919f6c
Author: Ruslan Kabalin <ruslan.kabalin@luns.net.uk>
Date:   Fri, 23 Mar 2012 19:55:30 +0800
Tag:    v2.2.3

MDL-32137 Fix message preference settings.


commit 772c720527414902308926438055e915921a567f
Author: Ruslan Kabalin <ruslan.kabalin@luns.net.uk>
Date:   Sat, 10 Mar 2012 00:32:39 +0800
Tag:    v2.2.3

MDL-32026 messaging: Fix non-existing variable in the error output


commit ed88a0b81526b020342c9ddbb2e67f93aacafafb
Author: Ruslan Kabalin <ruslan.kabalin@luns.net.uk>
Date:   Thu, 08 Mar 2012 18:19:20 +0800
Tag:    v2.2.3

MDL-18095 gradebook: Make sure grade override flag is cleared whenever required


commit 2b6a38f5c23bc5500346a712d938202b6556f696
Author: Ruslan Kabalin <ruslan.kabalin@luns.net.uk>
Date:   Tue, 06 Mar 2012 22:54:13 +0800
Tag:    v2.2.3

MDL-31919 Fix assignment overview output to respect gradebook grading.


commit 861de3cda132cf93d44a131596d78472438b6241
Author: Ruslan Kabalin <ruslan.kabalin@luns.net.uk>
Date:   Tue, 06 Mar 2012 22:50:55 +0800
Tag:    v2.2.3

MDL-31917 Improve assigment submission usability


commit e9f2ede177cb06092ce0a294f9dcdd251f1df255
Author: Ruslan Kabalin <ruslan.kabalin@luns.net.uk>
Date:   Tue, 28 Feb 2012 19:15:03 +0800
Tag:    v2.2.3

MDL-31808 Upload assignment: fix user feedback display