- Update to 1.8.0:
* Accept input while validating
* Link to manpage
* Synchronize highlight position between outputs
* Fix Wayland object leaks when outputs are destroyed
* Configure SIGUSR1 with sigaction() instead of signal()
* Make self-pipe nonblocking to prevent deadlock
* Fix output-specific images when output reappears
* Fix retry behaviour in while loop with mlock()
* Correct for image orientation when loading image
* Install pam config only if pam is enabled
* Check setgid too after dropping root
* Read password hash before fork
* Add --ready-fd
* Drop support for layer-shell
* Don't send READY=1 for readiness notifications
* Remove unnecessary wl_display_roundtrip() call
* Check initial wl_display_roundtrip() return value
* Document --ready-fd in man page
* build: bump version to v1.8.0
* Don't drop the buffer until after surface commit
* Show cleared state when backspacing last character
* Clear password on ctrl+backpace and ctrl+delete