Author: Damyon Wiese
MDL-55821 assign: Show assign grade
When marking workflow is enabled and the grade is not released yet,
it would be helpful to show the assignment grade in the grading form.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=018266f6f336e66cd7f006352f67573910bd93e6
http://github.com/moodle/moodle/commit/018266f6f336e66cd7f006352f67573910bd93e6
+ 3.8 en [currentassigngrade,mod_assign]