edx/edx-platform — pull request #2038 by adampalay (2013-12-24 16:18:58+00:00)
Title: distinguish between grader type and grader type display (STUD-989)

Distinguishes between graderType and display in order to allow "Not Graded" to be internationalized.

@dmitchell , is this what you had in mind for https://edx-wiki.atlassian.net/browse/STUD-989?
@zubair-arbi