* Make tx pool aware of retracted fork blocks
* Make it compile
* Update client/transaction-pool/src/lib.rs
Co-authored-by: Nikolay Volf <nikvolf@gmail.com>
* Fix doc test
* Simplify the implementation
* Send tree route as arc to prevent heavy clones
* Switch to use `ExtrinsicHash` to make it more clear
* Fix benchmark
Co-authored-by: Nikolay Volf <nikvolf@gmail.com>