# Cyrus IMAP 2.4.17-caldav-beta6 Release Notes

Changes to the Cyrus IMAP Server since 2.4.17-caldav-beta5

- RSS module now produces Atom 1.0 output rather than RSS 2.0 (we prefer IETF standards)

- PROPFIND/REPORT allprop/propname requests are now supported

- unixhierarchysep is now supported by all HTTP modules

- Completely rewrote write_body() - Range requests are now supported on non-chunked Content-Encoded data

- Added cache control response headers where appropriate to make Redbot happy

- Fixed handling of telemetry log file descriptors and truncation

- Allow GET on calendar collections for "exporting" entire calendar

- Fixed POST on calendar collection (add-member)

- Fixed parsing of calendar-query filter

- Added several CalDAV/iCalendar validation checks based on CalDAVTester results

Cyrus IMAP 2.4-caldav Releases