Add support for specifying additional HTTP headers, such as the
User-Agent, in the configuration file.
Signed-off-by: Lukas Fleischer <lfleischer@calcurse.org>
Introduce calcurse-caldav, a Python script that can be used to
synchronize calcurse instances with CalDAV servers.
The script was tested with an instance of the Radicale CalDAV server but
it is still alpha software. Make backups before giving it a try!
Signed-off-by: Lukas Fleischer <lfleischer@calcurse.org>