Add a grade field to the Grading Project Survey form. This also takes care of validating and transforming the data into True(pass) or False(fail). GradingProjectSurveys are hereby working for developers. Reviewed by: Lennard de Rijk

import os, sys
sys.path.insert(0, os.path.dirname(os.path.dirname(__file__)))
import pkg_resources
pkg_resources.require('WebOb')