changed the prerequisits from `undergraduate` to `following`
changed the prerequisits from `undergraduate` to `following`

Riels07/coursedescriptions,klaeufer/coursedescriptions,Riels07/coursedescriptions,tombiju/coursedescriptions,Riels07/coursedescriptions,tombiju/coursedescriptions,LoyolaChicagoCS/coursedescriptions,tombiju/coursedescriptions,LoyolaChicagoCS/coursedescriptions,Riels07/coursedescriptions,klaeufer/coursedescriptions,tombiju/coursedescriptions,LoyolaChicagoCS/coursedescriptions,klaeufer/coursedescriptions,klaeufer/coursedescriptions