Lighten up the background
Added support for denormalization
Added support for renormalization
Removed Log files
Added support for sentinel cells at entity creation and drawing time.
Predicate now uses the denormalized dates
Update references to take into account the appointment changes.
List view now can scroll to today appointments.
Update project settings to include changes in appointment entity model.
When added an appointment, the list now removes the sentinel if any
Changed color of today view and sentinel cell now are deleted when added an appointment.
Updated to Xcode 5 environment
Merge branch 'mark_today' into develop