Initial commit - yield behaviour
Initial commit
Renamed to CalendarComponent
Initial commit
Check key existence on attributes
Validation support
Renamed Component to CalendarComponent
Validation support
cloneAsUTC
Added X- property constants
New constructor supports start, end and duration  at once
Frequency enums supports seconds
Constructor accepts String timezone id
static create and clear timezonedb no longer supported
code repair for reading folded lines in ical components
Initial commit
Initial commit
Initial commit
Renamed Component to CalendarComponent