Git commits in Moodle 2.2.2 by Dan Poltawski

commit 170c23d2d21b17c7675047891c25895338e23c02
Author: Dan Poltawski <dan@moodle.com>
Date:   Sun, 26 Feb 2012 18:39:40 +0800
Tag:    v2.2.2

MDL-29592 weblib: prevent warnings when $USER not set


commit 9ee937eb335b698b1704f79bef5b26e5ee3cc81e
Author: Dan Poltawski <dan@moodle.com>
Date:   Fri, 24 Feb 2012 11:54:43 +0800
Tag:    v2.2.2

MDL-29199 dml: fix query logging on Oracle


commit 08bcf220b32a0988a34ebfeba56f25378365b3e2
Author: Dan Poltawski <dan@moodle.com>
Date:   Fri, 24 Feb 2012 11:39:56 +0800
Tag:    v2.2.2

MDL-31546 wiki: remove stray semicolon


commit ca69aa758f83471dc5da3e77a9d73b5bd5b166cf
Author: Dan Poltawski <dan@moodle.com>
Date:   Thu, 23 Feb 2012 15:52:21 +0800
Tag:    v2.2.2

MDL-31651 course/info: Fix hardcoded string


commit b69337ee63afdd77f8881f219d3ee4eec8b67de5
Author: Dan Poltawski <dan@moodle.com>
Date:   Thu, 23 Feb 2012 14:55:30 +0800
Tag:    v2.2.2

MDL-31348 calendar: event links not using user timezone