Fix Roster::Ability
Option for collecting initial narrative and location when creating incident.  Properly trigger new incident notification when creating.
Allow setting certain shifts as not exclusive with others in the same ShiftGroup
Bit of cleanup to ShiftAssignment spec
Fix view component of non-exclusive shifts.  Did a tiny amount of desperately need refactoring.
Fix a bunch of extra queries in Scheduler::PeopleController
Fix Roster ability for admins
Fix report mailer showing underscored first_responders, add incident number to listing.
Fix some CalendarHelper specs