Git commits in Moodle 1.9.19 by Adrian Greeve

commit 36c45da5ced3598f5c2b03302af36155bdf99d3e
Author: Adrian Greeve <adrian@moodle.com>
Date:   Fri, 20 Apr 2012 13:57:44 +0800
Tag:    v1.9.19

MDL-32126 - data - Improvements in the advanced search code.