As a result of making sure DDay/iCal can do what we want, here is some code to get us started on using iCal on the backend.
Merge branch 'develop'
Merge branch 'feature-mp-schedule-research'
+ Migration for Schedule.cs
+ iCal Schedule:  Schedule Table updated to use iCal.  Update Populate_Checkin_Data.sql to populate schedule with iCal.
+ Fix some bugs and some bug defense in ScheduleBuilder