* statement-distribution: Only warn on relevant stuff.
* Silence warnings in availability-distribution.
* Demote more warnings.
* More consistency.
* info -> debug
* WIP: Get rid of request multiplexer.
* WIP
* Receiver for handling of incoming requests.
* Get rid of useless `Fault` abstraction.
The things the type system let us do are not worth getting abstracted in
its own type. Instead error handling is going to be merely a pattern.
* Make most things compile again.
* Port availability distribution away from request multiplexer.
* Formatting.
* Port dispute distribution over.
* Fixup statement distribution.
* Handle request directly in collator protocol.
+ Only allow fatal errors at top level.
* Use direct request channel for availability recovery.
* Finally get rid of request multiplexer
Fixes#2842 and paves the way for more back pressure possibilities.
* Fix overseer and statement distribution tests.
* Fix collator protocol and network bridge tests.
* Fix tests in availability recovery.
* Fix availability distribution tests.
* Fix dispute distribution tests.
* Add missing dependency
* Typos.
* Review remarks.
* More remarks.
* Factor out runtime module into utils.
* First fatal error design.
* Better error handling infra.
* Error handling cleanup.
* Send to peers of our group first.
* Finish backing group prioritization.
* Little cleanup.
* More cleanup.
* Forgot to checkin error.rs.
* Notes.
* Runtime -> RuntimeInfo
* qed in debug assert.
* PolkaErr -> Fault.