Improvement on speed of invalidation of values (fallback)

We don't wait for writing to disk anymore.

Signed-off-by: Miguel M. Almeida <miguelcma@CMA-Retina.local>
Fix typo: "developemnt"

Signed-off-by: Miguel M. Almeida <miguelcma@CMA-Retina.local>
When target invalidation occurs, notification happens on main thread

Signed-off-by: Miguel M. Almeida <miguelcma@CMA-Retina.local>
Soft and Hard reset now occurs on main thread

We're doing this because resets would be called only in problematic situations.
So, there's not problem of waiting for all tasks to be done.

Signed-off-by: Miguel M. Almeida <miguelcma@CMA-Retina.local>
Small adjustment in Logging messages

Signed-off-by: Miguel M. Almeida <miguelcma@cma-retina.lan>