Fix error on format not a string literal and no format arguments

Signed-off-by: Lehner Florian <dev@der-flo.net>
rename exit-function

Signed-off-by: Lehner Florian <dev@der-flo.net>
Add Tooltip to birthday calendar

Signed-off-by: Lehner Florian <dev@der-flo.net>
set seperators in the contacts list

Signed-off-by: Lehner Florian <dev@der-flo.net>
Fix bug on adding multiple seperators

Signed-off-by: Lehner Florian <dev@der-flo.net>