Completed the Create and Edit view for GradingSurveyGroup.
Note that I've added a TODO to redo _editPost to give us kwargs. Would also get rid of hidden fields elsewhere.
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')