start_menu attendance_present app_theme grade_color_scheme expand_grade grade_average_mode grade_average_always_calc grade_statistics_list app_language services_enable services_interval services_disable_wifi_only services_force_sync notifications_fix_issues notifications_enable notifications_upcoming_lessons_enable notification_debug grade_modifier_plus grade_modifier_minus fill_message_content show_whole_class_plan timetable_show_timers subjects_without_grades