* Simplified task control by having all logic in a single class and using async control mechanism
* Fixed the tests
* Made the marking of a backup partial explicitly communicated if the enumeration process is stopped.
* Added support for pausing active transfers
* Introduced transfer token to abort operations.
* Updated the way LiveControl is emitting events.
* Retains the paused state of the server across reboots, this fixes#5760.
* Reworked the way throttle speeds are propagated through LiveControls.
* Added option to pause transfers in the UI.
* Removed throttle settings from the LiveControls class so it is exclusively handled by the ApplicationSettings.
* Removed `thread-priority` as it does not work at all when tasks are used.
* Fixed the stop dialog and API to only support stop and abort.
* Removed unused variables
With this change, TargetURL (where credentials of storage destinations were stored in plaintext), the backups passphrases as well as JWT tokens are not stored encrypted.
The encryption key is derived from the system's motherboard serial number, or can be set manually via environment variable.
Added auth requirement on all endpoints.
Added SignIn-, Access- and Refresh-Tokens based on JWT.
Upgraded stored password to be based on PBKDF2.
Added default password assignment.
Updated logic to support auth-header and re-sign-in for tray-icon and web-ui.
Re-implemented everything using ASP.NET.
Changed some requests to use JSON instead of FORM data.
Some work towards deleting the FIXMEGlobal instance.
Auth is missing, XSRF does not work correctly.
