v1.6.0-rc.5

v1.6.0

This release performs a database schema migration, and adds the
BlockPullOrder, DisableFsync and MaxConcurrentWrites folder
options to the configuration schema.

The LocalChangeDetected event no longer has the action set to
added for new files, instead showing modified for all local file
changes.

Bugfixes:

• #3876: Removing and re-adding a folder may cause data loss
• #5731: 100% CPU every minute on watch setup retry
• #6268: Out of sync panel layout overflows
• #6557: Folder error repeatedly set and unset
• #6559: Deadlock on folder unsubscribe
• #6576: Versioning params in config flip flop in order
• #6578: Allow rescan at folder state "Local Additions"
• #6583: Distributed deadlock on request
• #6604: Docker healthcheck fails when run in host network

Enhancements:

• #5224: Accept new connections in place of old ones when appropriate
• #6530: Add "Pause All"/"Resume All" button for devices
• #6541: Limit number of concurrent writes while syncing

Other issues:

• #6575: Incomprehensible error message: 'directory is not empty; files within are probably ignored on connected devices only'
• #6584: A field in a structure is sometimes protected by Mutex, but sometimes unprotected.