Allow manually graded code cells
Allow manually graded code cells

MatKallada/nbgrader,ellisonbg/nbgrader,alope107/nbgrader,ellisonbg/nbgrader,alope107/nbgrader,ellisonbg/nbgrader,EdwardJKim/nbgrader,jhamrick/nbgrader,EdwardJKim/nbgrader,jupyter/nbgrader,modulexcite/nbgrader,jhamrick/nbgrader,MatKallada/nbgrader,jupyter/nbgrader,ellisonbg/nbgrader,jhamrick/nbgrader,dementrock/nbgrader,jhamrick/nbgrader,jupyter/nbgrader,dementrock/nbgrader,EdwardJKim/nbgrader,jupyter/nbgrader,modulexcite/nbgrader,EdwardJKim/nbgrader,jupyter/nbgrader