* Add benchmarking skeleton
* Allow runtime to indicate concrete header type for benches
* Set up skeleton for benchmark tests
* Play around with mutating bench header
* Create a working test for benchmarking
* Add benches related to enacting authority set changes
* Add bench for checking effect of prec-commits/vote ancestries
* Use new `no_std` test utils in benchmarks
* Support pallet instances in benchmarking
* Use correct benchmarking instance macro
* Add instance to runtime benchmark helper impl
* Start using new justification creation API
* Allow mock header's number to be specified
* Set up benches with correct fork/depth parameters
* Use new pallet name during runtime bench setup
* Use correct `set_id` in tests
* Limit number of forks as workaround to get tests passing
* Use number of authorities which matches number of forks
* Make sure test post-conditions are checked properly
* Only read `CurrentAuthoritySet` from storage once
* Add combined benchmark for `submit_finality_proof`
* Add bench test
* Introduce config bounds related to justification verification
* Use config consts from pallet in benchmarking
* Return data relevant to benchmarks from helper functions
* Annotate `submit_finality_proof` with autogenerated weights
* Return actual weight after call execution
* Ignore Clippy warnings in bench template
* Update benchmark template
* Use `test-utils` to create test headers
* Clarify that helper is only for messages benches
* Add more documentation to benches
* Update TODOs
* Clarify return types in comment
* Fix pallet name post-merge
* Update NOTE to a TODO item
* Indicate that Config params are max values, not actual values
* Change Config validator count type to be `u32`
* Return decoded justification instead of fields
* Add missing trait bounds for tests
* Correctly issue weight refund
Thanks for spotting this Tomek!
* Update comment
* Add note about SESSION_LENGTH
* Fix benchmarking code
Svyatoslav Nikolsky