* im-online: use new session keys (not upcoming session)

* node: bump spec_version

* im-online: rename on_new_session queued validator set parameter

* remove weighting and staking dependency in BABE

* bump spec version

* Update Cargo.toml

* Update lock

* Fix warnings.

* add some docs for consensus-gossip

* formatting adjustments

* authorities -> nodes

* Update core/network/src/protocol/consensus_gossip.rs

Co-Authored-By: André Silva <[email protected]>

Search and remove and search again for the
new spot and insert then => O(2LogN).

* Transition the transaction-pool to new futures

* Fix tests

* Fix tests again?!

* clarify comment

* clarify comment

* clarify comment

* Make sure that `srml-collective` does not initialize `Members` twice

* Implement trait for `()`

* Fix test

* Fix whitespacing

* Replace configurable fields with default values

* Bump version

* Apply suggestions from code review

Co-Authored-By: Bastian Köcher <[email protected]>

* Fix more whitespacing

* Fix style

Co-Authored-By: Bastian Köcher <[email protected]>

* Add transaction pool to babe import queue

* Add transaction pool to Babe check header

* Fix tests

* Add tx pool to Aura import_queue

* Fix tests, node-template

* Add comments regarding unused _transaction_pool

* Make tx pool optional in check_header

* Better state pinning

* Fixed pinning race

* Update core/state-db/src/noncanonical.rs

Co-Authored-By: Robert Habermeier <[email protected]>

`PeerSetHandle.set_priority_group` allows modifying a priority group by
group identifier. With this commit the function can be accessed through
`NetworkService`.

This is need in order for a validator to connect to as many other
validators as configured without reserving a specific connection slot
for them.