added strings for status field

<!ENTITY event.tab.attendees.label                      "Attendees">

<!ENTITY event.tab.timezone.label                       "Timezone">

<!ENTITY event.private.label      "Private" >

<!ENTITY event.public.label       "Public" >

<!ENTITY event.confidential.label "Time and Date Only" >

<!-- Recurrence page -->

<!ENTITY event.recurrence.pattern.label                 "Recurrence pattern">

<!ENTITY event.recurrence.occurs.label                  "Repeat" >