* attach `wait` to handle fut
* fix crash when can't find a CID and timeout hits
the exception was not raised, thus a Nil was returned that was
than wrapped in an option, leading to crash.
Signed-off-by: Csaba Kiraly <csaba.kiraly@gmail.com>
* add inFlight flag
* adding pending blocks tests
Signed-off-by: Csaba Kiraly <csaba.kiraly@gmail.com>
Co-authored-by: Csaba Kiraly <csaba.kiraly@gmail.com>
Dmitriy Ryajov