** Initial draft of event create / update methods in new rest format
** Added functionality into calendar rest service update event method
Merge branch 'FTR-40_CALEVT' of https://github.com/otavanopisto/muikku.git into FTR-40_CALEVT
** Added time zone detection script into calendar view
** Fixed event create and update endpoints in fullcalendar.js
** Corrected event creation / update timezone in fullcalendar.js
** Added no-arg constructors for CalendarEvent and CalendarEventAttendee
rest model entities