* Embed the topology in the NetworkBehaviour
* Put topologies inside of Floodsub and Kad
* Fix core tests
* Fix chat example
* More work
* Some cleanup
* Restore external addresses system
Update the protocols and transport subdirectories to the 2018 edition.
NB: The websocket transport cannot be moved to 2018 edition due to
websocket-rs's use of the keyword async as the name of a module.
* Rework Kademlia for the new design
* Minor work on protocol.rs
* More work
* Remove QueryTarget::FindValue
* Finish work on query
* Query timeout test
* Work on topology
* More work
* Update protocols/kad/src/topology.rs
Co-Authored-By: tomaka <pierre.krieger1708@gmail.com>
* Fix trailing whitespaces
* Use if let
