[Devel] Hard feature freeze for v2021.4

Hi all, I'm glad to announce that we have entered Hard Feature Freeze for v2021.4 [1]. From this moment only bug fixes will be accepted for this release cycle. Other type of changes will be postponed to v2021.5. Thanks to everyone who contributed! Walter [1] https://www.apertis.org/release/v2021.4/release_schedule/ -- Walter Lozano Collabora Ltd.