properly cleanup classnames on calendar
properly cleanup classnames on calendar

fullcalendar/fullcalendar,fullcalendar/fullcalendar,arshaw/fullcalendar,oleg-babintsev/fullcalendar,deepskyr/fullcalendar,blubberly/fullcalendar,laoneo/fullcalendar,arshaw/fullcalendar,kleisauke/fullcalendar,pietervisser/fullcalendar,avanti-technologies/fullcalendar,pietervisser/fullcalendar,kleisauke/fullcalendar,laoneo/fullcalendar,laoneo/fullcalendar,deepskyr/fullcalendar,rgnevashev/fullcalendar,kleisauke/fullcalendar,blubberly/fullcalendar,arshaw/fullcalendar,oleg-babintsev/fullcalendar,pietervisser/fullcalendar,fullcalendar/fullcalendar,blubberly/fullcalendar,avanti-technologies/fullcalendar,deepskyr/fullcalendar,MeteorAdminz/fullcalendar,rgnevashev/fullcalendar,oleg-babintsev/fullcalendar,arshaw/fullcalendar,MeteorAdminz/fullcalendar,rgnevashev/fullcalendar,rgnevashev/fullcalendar,MeteorAdminz/fullcalendar,kleisauke/fullcalendar,avanti-technologies/fullcalendar,MeteorAdminz/fullcalendar,deepskyr/fullcalendar,avanti-technologies/fullcalendar,fullcalendar/fullcalendar,blubberly/fullcalendar