Removed code in add_card_event that was checking for add_card_event permission which no longer exists.
Removed code in add_card_event that was checking for add_card_event permission which no longer exists.

sreidy/roboticsclub.org,sreidy/roboticsclub.org,sreidy/roboticsclub.org,CMU-Robotics-Club/roboticsclub.org,CMU-Robotics-Club/roboticsclub.org,CMU-Robotics-Club/roboticsclub.org