* rename crates as appropriate

* Rename to use master - easy to revert, but shows it's working

* Bump runtime version

* Bump version

* Bump Substrate again

* core logic for ICMP gossip

* refactor gossip to make more extension friendly

* move files aroun

* extract attestation-gossip logic to its own module

* message validation and broadcast logic

* fix upstream crates' compilation

* add a test

* another test for overlapping

* Some grammar and phrasing tweaks

Co-Authored-By: Luke Schoen <[email protected]>

* add since parameter to ingress runtime API

* broadcast out known unrouted message queues

* fix compilation of service and collator

* remove useless index_mapping

* some tests for icmp propagation

* fix decoding bug and test icmp queue validation

* simplify engine-id definition

Co-Authored-By: Sergei Pepyakin <[email protected]>

* address some grumbles

* some cleanup of old circulation code

* give network a handle to extrinsic store on startup

* an honest collator ensures data available as well

* address some grumbles

* add docs; rename the attestation session to "leaf work"

* module docs

* move gossip back to gossip.rs

* clean up and document attestation-gossip a bit

* some more docs on the availability store

* store all outgoing message queues in the availability store

* filter `Extrinsic` out of validation crate

* expunge Extrinsic from network

* expunge Extrinsic from erasure-coding

* expunge Extrinsic from collator

* expunge from adder-collator

* rename ExtrinsicStore to AvailabilityStore everywhere

* annotate and clean up message-routing tests

* Integrate srml/im-online

* Fix all build errors with old aura.

* Fix most of the build errors.

* Builds and tests seem to pass (I will not trust this commit yet)

* Apply suggestions from code review

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

* Kill some warnings.

* fix panics on 0 validators

* Fix dev chain.

* Fix author stuff

* fix im online integration.

* Some tweaks

* Introduce app-crypto

* Initial build work

* codec update / tweaks

* patch polkadot-erasure-coding input

* More fixes for new crypto

* More fixes

* Update parachains module

* evamp parachain crypto

* More crypto work.

* Chain spec and service.

* ChainSpec stuff

* Last bits for a clean build

* Tweak coment

* adapt polkadot-validation to the new keystore

* polkadot-network compiles, but tests don't

* Integrate the new parachain validation stuff

* delete message_routing file

* make polkadot-network tests compile and pass

* runtime tests compile and pass

* update substrate ref

* service compiles

* all tests pass

* Add TODO, change branch back to polkadot-master

* Lock file

* TODOs done

* Issue number

* Remove old tODO

* Remove commented code

* erasure-coding block data

* adjust error handling

* merkleize chunks and yield branches for each

* construction and proving of merkle branches

* port over to new GF(2^16) impl

* some tests for wrapped_shard

* handle extra byte from GF(2^16) better

* point to github dependency

* add issue link

* point to master for reed-solomon-erasure

* add missing license header