fixing typo and adding rake dependency
fixing typo and adding rake dependency

marcomontes/fullcalendar-rails,martianinteractive/fullcalendar-rails,Benjamin-Dobell/fullcalendar-rails,maxime-lenne/fullcalendar-rails,chrismayu/fullcalendar-rails,davidwessman/fullcalendar-rails,theodi/fullcalendar-rails,bokmann/fullcalendar-rails