Changelog

Version 2.2.0

Created a changelog!
Logs now viewable and shareable from within the application (Status -> View Logs)
Debug logs are now toggleable from the logs viewer UI
Migrated preferences to androidx library
MQTT errors are now displayed more clearly on the connection status.
Locator intervals are now user-configurable, and differentiated between significant changes and move modes.
Clearing a contact sends a zero-length payload rather than a JSON message for type MessageClear, in line with the iOS app and booklet
Users can specify the MQTT client ID explicitly
Removed confusion around MQTT auth (no username vs anonymous). Now, not supplying a username = anonymous auth
Added French translations

MQTT processor should be more stable at re-connecting when disconnected
Improved reliability of internal message queue / backoff mechanism when unable to send a message
Fixed some issues on the welcome screens on older (API<=24) devices
Fixed race conditions in usage of the MQTT client
Fixed input weirdness when trying to edit latlngs in the region UI
Fixed some bugs in the configuration import / export handling
Fixed a bug where MQTT tried to connect without a valid configuration
Fixed a bug preventing users from putting the mode into low power mode
Stale incoming locations are only discarded if the preference is set
All messages have the current time populated into the tst field, as opposed to the time of the last location fix
Better reliability in reading from mis-typed preferences.
Few general lint / stability fixes