Author: Mahmoud Kassaei
MDL-72612 Custom user field support: Quiz report grading
http://git.moodle.org/gw?p=moodle.git;a=commit;h=2bd34edc2d7363954cc7e1e508bec0424482929d
http://github.com/moodle/moodle/commit/2bd34edc2d7363954cc7e1e508bec0424482929d
+ 4.0 en [grading:viewidnumber,quiz_grading]
+ 4.0 en [gradingattemptwithcustomfields,quiz_grading]
+ 4.0 en [orderattemptsby,quiz_grading]
+ 4.0 en [random,quiz_grading]