ignore token auth for nbextension tests
ignore token auth for nbextension tests

jupyter/nbgrader,jupyter/nbgrader,ellisonbg/nbgrader,jhamrick/nbgrader,jhamrick/nbgrader,jupyter/nbgrader,ellisonbg/nbgrader,jupyter/nbgrader,jhamrick/nbgrader,jhamrick/nbgrader,jupyter/nbgrader,ellisonbg/nbgrader,ellisonbg/nbgrader