Git commits in Moodle 1.6.1 by jgraham909

commit f8100e36290e82ebfd3ea2f5e694b98ad8f5a786
Author: jgraham909 <jgraham909>
Date:   Tue, 18 Jul 2006 06:38:58 +0800
Tag:    v1.6.1

Fix for grade_letter table and how MySQL version 5.0.3+ handles DECIMAL fields