Git commits in Moodle 2.2.2 by David Mudrak

commit 1acc431b98c150c7c4f3754b1ae91f71d3b8e021
Author: David Mudrak <david@moodle.com>
Date:   Thu, 01 Mar 2012 08:56:53 +0800
Tag:    v2.2.2

MDL-31832 CLI upgrade checks if the upgrade is actually needed

commit 2d89ead370315b2e227458366727baf9b871971f
Author: David Mudrak <david@moodle.com>
Date:   Tue, 21 Feb 2012 18:12:00 +0800
Tag:    v2.2.2

MDL-29256 Fixed incorrect calculation of contentformat

commit 17b629d45886846db6f2f79655db0323c8fd0183
Author: David Mudrak <david@moodle.com>
Date:   Thu, 26 Jan 2012 21:09:04 +0800
Tag:    v2.2.2

MDL-31317 original_site_identifier_hash falls back to null during the backup conversion

commit b886841fc87d60cd664d88c08c83ef27d59b10ae
Author: David Mudrak <david@moodle.com>
Date:   Tue, 03 Jan 2012 18:29:10 +0800
Tag:    v2.2.2

MDL-30966 print_object() output made CLI-friendly