Options : <:fullcalendar:help:>
title : <:fullcalendar:title:>
prev, next : <:fullcalendar:prevnext:>
prevYear : <:fullcalendar:year_prev:>
nextYear : <:fullcalendar:year_next:>
today : <:fullcalendar:today:>
month : <:fullcalendar:view_month:>
agendaWeek : <:fullcalendar:view_week:>
agendaDay : <:fullcalendar:view_day:>