Git commits in Moodle 2.6.x by Albert Gasset

commit c4d0e4efe38733a298ab1a080adc40625bbec6a6
Author: Albert Gasset <albert.gasset@gmail.com>
Date:   Tue, 23 Apr 2013 17:18:06 +0800
Tag:    v2.6.0-beta

MDL-39487 mod/assign: fixed ID number of grade item changing