* dynamic inclusion threshold calculator

* collators interface

* collation helpers

* initial proposal-creation future

* create proposer when asked to propose

* remove local_availability duty

* statement table tracks includable parachain count

* beginnings of timing future

* finish proposal logic

* remove stray println

* extract shared table to separate module

* change ordering

* includability tracking

* fix doc

* initial changes to parachains module

* initialise dummy block before API calls

* give polkadot control over round proposer based on random seed

* propose only after enough candidates

* flesh out parachains module a bit more

* set_heads

* actually introduce set_heads to runtime

* update block_builder to accept parachains

* split block validity errors from real errors in evaluation

* update WASM runtimes

* polkadot-api methods for parachains additions

* delay evaluation until candidates are ready

* comments

* fix dynamic inclusion with zero initial

* test for includability tracker

* wasm validation of parachain candidates

* move primitives to primitives crate

* remove runtime-std dependency from codec

* adjust doc

* polkadot-parachain-primitives

* kill legacy polkadot-validator crate

* basic-add test chain

* test for basic_add parachain

* move to test-chains dir

* use wasm-build

* new wasm directory layout

* reorganize a bit more

* Fix for rh-minimal-parachain (#141)

* Remove extern "C"

We already encountered such behavior (bug?) in pwasm-std, I believe.

* Fix `panic_fmt` signature by adding `_col`

Wrong `panic_fmt` signature can inhibit some optimizations in LTO mode.

* Add linker flags and use wasm-gc in build script

Pass --import-memory to LLD to emit wasm binary with imported memory.

Also use wasm-gc instead of wasm-build.

* Fix effective_max.

I'm not sure why it was the way it was actually.

* Recompile wasm.

* Fix indent

* more basic_add tests

* validate parachain WASM

* produce statements on receiving statements

* tests for reactive statement production

* fix build

* add OOM lang item to runtime-io

* use dynamic_inclusion when evaluating as well

* fix update_includable_count

* remove dead code

* grumbles

* actually defer round_proposer logic

* update wasm

* address a few more grumbles

* schedule collation work as soon as BFT is started

* impl future in collator

* fix comment

* governance proposals for adding and removing parachains

* bump protocol version

* tear out polkadot-specific pieces of substrate-network

* extract out polkadot-specific stuff from substrate-network

* begin polkadot network subsystem

* grumbles

* update WASM checkins

* parse status from polkadot peer

* allow invoke of network specialization

* begin statement router implementation

* remove dependency on tokio-timer

* fix sanity check and have proposer factory create communication streams

* pull out statement routing from consensus library

* fix comments

* adjust typedefs

* extract consensus_gossip out of main network protocol handler

* port substrate-bft to new tokio

* port polkadot-consensus to new tokio

* fix typo

* start message processing task

* initial consensus network implementation

* remove known tracking from statement-table crate

* extract router into separate module

* defer statements until later

* double signature is invalid

* propagating statements

* grumbles

* request block data

* fix compilation

* embed new consensus network into service

* port demo CLI to tokio

* all test crates compile

* some tests for fetching block data

* whitespace

* adjusting some tokio stuff

* update exit-future

* remove overly noisy warning

* clean up collation work a bit

* address review grumbles

* fix lock order in protocol handler

* rebuild wasm artifacts

* tag AuthorityId::from_slice for std only

* address formatting grumbles

* rename event_loop to executor

* some more docs for polkadot-network crate

* Runtime version

* Updated genesis.wasm

* Minor fixes

* Fresh runtime

* Default version for pre Poc-2; Fixed authorship interface check

* Fixed authoring check

* Started work on state db

* Updated for a new hash type

* Pruning and tests

* Generalize on the block hash/key type

* Integrate with the client backend

* Merge w master

* CLI options

* Updated for light client refactoring

* Used IntoIterator

* Fixed invalid input hadling

* Bump error-chain

* Fix compilation errors

* Merge remote-tracking branch 'origin/master' into gav-xts-dont-panic

* Update wasm.

* consensus, session and staking all panic-safe.

* Democracy doesn't panic in apply.

* Fix tests.

* Extra helper macro, council depanicked.

* Fix one test.

* Fix up all council tests. No panics!

* Council voting depanicked.

* Dispatch returns result.

* session & staking tests updated

* Fix democracy tests.

* Fix council tests.

* Fix up polkadot parachains in runtime

* Fix borked merge

* More Slicable support

Support general `Option` and array types.

* Basic storage types.

* Existential deposit for contract creation

* Basic implemnetation along with removals

* Fix tests.

* externalities builder fix.

* Tests.

* Fix up the runtime.

* Fix tests.

* Add generic `Address` type.

* Initial function integration of Address into Extrinsic.

* Fix build

* All tests compile.

* Fix (some) tests.

* Fix signing.

* Push error.

* transfer can accept Address

* Make Address generic over AccountIndex

* Fix test

* Make Council use Address for dispatch.

* Fix build

* Bend over backwards to support braindead derive.

* Repot some files.

* Fix tests.

* Fix grumbles

* Remove Default bound

* Fix build for new nightly.

* Make `apply_extrinsic` never panic, return useful Result.

* More merge hell

* Doesn't build, but might do soon

* Serde woes

* get substrate-runtime-staking compiling

* Polkadot builds again!

* Fix all build.

* Fix tests & binaries.

* Reserve some extra initial byte values of address for future format changes

* Make semantic of `ReservedBalance` clear.

* Fix panic handler.

* Integrate other balance transformations into the new model

Fix up staking tests.

* Fix runtime tests.

* Fix panic build.

* Tests for demonstrating interaction between balance types.

* Repot some runtime code

* Fix checkedblock in non-std builds

* Get rid of `DoLookup` phantom.

* Attempt to make transaction_pool work with lookups.

* Remove vscode settings

* New attempt at making transaction pool work.

* It builds again!

* --all builds

* Fix tests.

* New build.

* Test account nonce reset.

* polkadot transaction pool tests/framework.

* Initial draft (working).

* Address grumbles.

* Revert bad `map_or`

* Rebuild binaries, workaround.

* Avoid checking in vscode

* reconnecting, shared, slog

* CLI options for name and telemetry url

* ensure telemetry url imples enabled

* Avoid casting to usize early.

* Provide on-connect event for session message

* Better port

* heartbeat and some renaming

* transaction pool stuff

* minor renaming.

* report telemetry

* cleanups.

* Fix for previous cleanup

* dump genesis, dev mode, renaming

* Rework chain spec/config &c. to allow for genesis file loading.

* Avoid producing genesis storage when unneeded

* Allow reading JSON genesis state dumps

* tests work again

* better logging.

* Fix wasm build.

* Introduce PoC-1 spec

* Made block message compatible with poc-1

* Squashed changes for dumping genesis block.

* Binaries.

* Made block message compatible with poc-1

* Remove dead code.

* Fix bad merge.

* Argument passing and returning values when invoking sandboxed funcs (#189)

* Fixed block download sequence (#223)

* Trie-based execution proof (#177)

* TrieBasedBackend

* trie tests

* redunant return_value removed

* use Trie::get_with to record trie proofs

* Relaying tx/blocks by light clients (#190)

* do not import external transactions into light tx pool

* do not announce blocks on light clients

* blocks_are_not_announced_by_light_nodes

* Merge remote-tracking branch 'origin/master' into gav-xts-dont-panic

* Update wasm.

* consensus, session and staking all panic-safe.

* Democracy doesn't panic in apply.

* Fix tests.

* Extra helper macro, council depanicked.

* Fix one test.

* Fix up all council tests. No panics!

* Council voting depanicked.

* Dispatch returns result.

* session & staking tests updated

* Fix democracy tests.

* Fix council tests.

* Fix up polkadot parachains in runtime

* Fix borked merge

* More Slicable support

Support general `Option` and array types.

* Basic storage types.

* Existential deposit for contract creation

* Basic implemnetation along with removals

* Fix tests.

* externalities builder fix.

* Tests.

* Fix up the runtime.

* Fix tests.

* Add generic `Address` type.

* Initial function integration of Address into Extrinsic.

* Fix build

* All tests compile.

* Fix (some) tests.

* Fix signing.

* Push error.

* transfer can accept Address

* Make Address generic over AccountIndex

* Fix test

* Make Council use Address for dispatch.

* Fix build

* Bend over backwards to support braindead derive.

* Repot some files.

* Fix tests.

* Fix grumbles

* Remove Default bound

* Fix build for new nightly.

* Make `apply_extrinsic` never panic, return useful Result.

* More merge hell

* Doesn't build, but might do soon

* Serde woes

* get substrate-runtime-staking compiling

* Polkadot builds again!

* Fix all build.

* Fix tests & binaries.

* Reserve some extra initial byte values of address for future format changes

* Make semantic of `ReservedBalance` clear.

* Fix panic handler.

* Integrate other balance transformations into the new model

Fix up staking tests.

* Fix runtime tests.

* Fix panic build.

* Tests for demonstrating interaction between balance types.

* Repot some runtime code

* Fix checkedblock in non-std builds

* Get rid of `DoLookup` phantom.

* Attempt to make transaction_pool work with lookups.

* Remove vscode settings

* New attempt at making transaction pool work.

* It builds again!

* --all builds

* Fix tests.

* New build.

* Test account nonce reset.

* polkadot transaction pool tests/framework.

* Initial draft (working).

* Address grumbles.

* Revert bad `map_or`

* Rebuild binaries, workaround.

* Avoid checking in vscode

* reconnecting, shared, slog

* CLI options for name and telemetry url

* ensure telemetry url imples enabled

* Avoid casting to usize early.

* Provide on-connect event for session message

* Better port

* heartbeat and some renaming

* transaction pool stuff

* minor renaming.

* report telemetry

* cleanups.

* Fix for previous cleanup

* Initial draft (working).

* Avoid checking in vscode

* reconnecting, shared, slog

* CLI options for name and telemetry url

* ensure telemetry url imples enabled

* Provide on-connect event for session message

* Better port

* heartbeat and some renaming

* transaction pool stuff

* minor renaming.

* report telemetry

* cleanups.

* Fix for previous cleanup

* Address grumble

* Final grumble and repot telemetry to substrate

* Fix comment

* Please build, travis...

* Moves polkadot/keystore to substrate

* Fixes email

* Fixes header comment

* Apply inversion of control to contract module.

* Extract contract to it's own crate.

* Rebuild binaries.

* Use latest version of txpool.

* Initial version of the pool.

* Fix abstraction.

* Implement watchers and notifications.

* Return hash from RPC.

* Remove commented code.

* Remove client dep.

* Fix tests.

* RPCs for versioning.

* Build fix for bad merge.

* Add system_name RPC

* Fix tests.

* Fix demo build.

* Remove BadFormat.

* Add ss58check encoding and subkey.

* Improvements.

* Update Cargo.toml

* dynamic inclusion threshold calculator

* collators interface

* collation helpers

* initial proposal-creation future

* create proposer when asked to propose

* remove local_availability duty

* statement table tracks includable parachain count

* beginnings of timing future

* finish proposal logic

* remove stray println

* extract shared table to separate module

* change ordering

* includability tracking

* fix doc

* initial changes to parachains module

* initialise dummy block before API calls

* give polkadot control over round proposer based on random seed

* propose only after enough candidates

* flesh out parachains module a bit more

* set_heads

* actually introduce set_heads to runtime

* update block_builder to accept parachains

* split block validity errors from real errors in evaluation

* update WASM runtimes

* polkadot-api methods for parachains additions

* delay evaluation until candidates are ready

* comments

* fix dynamic inclusion with zero initial

* test for includability tracker

* wasm validation of parachain candidates

* move primitives to primitives crate

* remove runtime-std dependency from codec

* adjust doc

* polkadot-parachain-primitives

* kill legacy polkadot-validator crate

* basic-add test chain

* test for basic_add parachain

* move to test-chains dir

* use wasm-build

* new wasm directory layout

* reorganize a bit more

* Fix for rh-minimal-parachain (#141)

* Remove extern "C"

We already encountered such behavior (bug?) in pwasm-std, I believe.

* Fix `panic_fmt` signature by adding `_col`

Wrong `panic_fmt` signature can inhibit some optimizations in LTO mode.

* Add linker flags and use wasm-gc in build script

Pass --import-memory to LLD to emit wasm binary with imported memory.

Also use wasm-gc instead of wasm-build.

* Fix effective_max.

I'm not sure why it was the way it was actually.

* Recompile wasm.

* Fix indent

* more basic_add tests

* validate parachain WASM

* produce statements on receiving statements

* tests for reactive statement production

* fix build

* add OOM lang item to runtime-io

* use dynamic_inclusion when evaluating as well

* fix update_includable_count

* remove dead code

* grumbles

* actually defer round_proposer logic

* update wasm

* address a few more grumbles

* grumbles

* update WASM checkins

* remove dependency on tokio-timer

* DB backend

* DB backend

* Cleanup

* Clean build files after running tests

* Fixed comment

* add OOM lang item to runtime-io

Sergey Pepyakin authored May 01, 2018 and asynchronous rob committed May 01, 2018

* Add primitives for sandboxing.

* Add sandbox module.

* Implement the runtime part of the sandbox.

* Rebuild binaries.

* Implement smart-contract execution.

* Add more documentation.

Arkadiy Paronyan authored Apr 11, 2018 and asynchronous rob committed Apr 11, 2018

* Informant

* Pass Handle instead of Core

* CLI options and keystore integration

* Replace multiqueue with future::mpsc

* BFT gossip

* Revert to app_dirs

* generate_from_seed commented

* Refactor event loop

* Start consensus by timer

* Message buffering

* Minor fixes

* Work around duty-roster issue.

* some more minor fixes

* fix compilation

* more consistent formatting

* make bft input stream never conclude

* Minor fixes

* add timestamp module to executive

* more cleanups and logging

* Fixed message propagation

* Factor out safe-mix and dispatch

* Refactor dispatch into something more modular.

* Fix wasm build.

* Fix up timestamp

* fix warnings.

* Borked timestamp example

* Fix build

* Timestamp as skeleton for traity runtime.

* New storage macro.

* Dispatch module has traity API.

* Move consensus module to new API

* Refactoring and outer dispatch

* Avoid unnecessary derives.

* Abstract the low-level half of system.

* nicer outer dispatch syntax.

* Make runtime compile again (albeit in a heavily simplified state)

* Reworking runtime and the upper levels of system.

* Initial reworking of runtime:

- Introduced executive module;
- Introduced trait primitives module;
- Provided an API endpoint.

* Expose an additional function in system

* Another couple of functions traitified in executive.

* another function in executive traitified.

* One more function traitified.

* Finish traitifying executive!

* Traitify session module.

* Cleanups and ensure session gets run.

* First part of traitification of staking module.

* Bit more of staking traitified.

* Additional stuff in staking. Fix up session.

* Penultimate part of staking module.

* Final part of staking (code)

* Update demo runtime to include staking.

* Final tweaks for staking integration.

* Remove old runtime files.

* Schedule staking.

* Minor fixes

* First bits of democracy.

* Democracy module integrated.

* Fix warning.

* Traitify and integrate council module

* Council voting.

* Runtime binary and tweaks.

* Binary update.

* Fix `*Type` grumble.

* Fix up genesis_map

* Remove NonTrivialSlicable

* Staking "test externalities" stuff along with refactor.

* Add session test externalities constructor

* Fixed executor tests.

* Make one test in executive module work.

* Remove test framework stuff into common module.

* Enable other tests in executive

* Session tests reinstated, minor refactoring of keyring.

* Fix staking tests.

* Fix up democracy tests.

* First few tests in council.

* Council tests reinstated :)

* Avoid hardcoding blake2 into Header.

* Fix last few tests.

* Make all primitives generic.

* Fix tests.

* Refactor runtime to remove genesismap.

* Streamline runtime more with macrofied config.

* Clean paths

* Fix warning.

* Consolidate demo runtime crate.

* Remove stale code.

* Refactor away dodgy trait.

* Add corresponding Aux type.

* Fixes

* Rename Digesty -> Digest

* Rename Headery -> Header

* Blocky -> Block

* Fix wasm build.

* kill warnings

* more docs

* minor cleanups

Arkadiy Paronyan authored Mar 30, 2018 and asynchronous rob committed Mar 30, 2018

* Block import notifications

* Build fix

* Consensus messages supported in the networking

* Started consensus service

* BFT service

* Transaction propagation

* Polkadot service

* CLI integration

* Build fix

* Added signatures validation

* Removed executor argument

* Refactored steam loops; Queue size increased

* Limit queue size

* Fixed doc comment

* Fixed wasm build

* Fixed wasm build

* Check id properly

* improve ed25519 bindings

* probably broken child derivation

* basic keystore

* keystore integration in CLI

* constant-time mac comparison

* fix spaces

* double-commit and prepare misbehavior

* get misbehavior on completion

* collect misbehavior on drop, not only on success

* kill unused transaction_index field

* add primitive misbehavior report type

* add misbehavior report transaction

* store prior session

* fix set_items

* basic checks for misbehavior reports

* crate for substrate bft misbehavior checking

* integrate misbehavior check crate

* fix comment

* new wasm binaries

* fix hash in test

* import misbehavior transactions into queue

* fix test build

* sign on digest and full proposal when proposing

* detect proposal misbehavior

* fix fallout

* restore balance/bondage types

* reshuffle consensus libraries

* polkadot-useful type definitions for statement table

* begin BftService

* primary selection logic

* bft service implementation without I/O

* extract out `BlockImport` trait

* allow bft primitives to compile on wasm

* Block builder (substrate)

* take polkadot-consensus down to the core.

* test for preemption

* fix test build

* Fix wasm build

* Bulid on any block

* Test for block builder.

* Block import tests for client.

* Tidy ups

* clean up block builder instantiation

* justification verification logic

* JustifiedHeader and import

* Propert block generation for tests

* network and tablerouter trait

* use statement import to drive creation of further statements

* Fixed rpc tests

* custom error type for consensus

* create proposer

* asynchronous proposal evaluation

* inherent transactions in polkadot runtime

* fix tests to match real polkadot block constraints

* implicitly generate inherent functions

* add inherent transaction functionality to block body

* block builder logic for polkadot

* some tests for the polkadot API

* avoid redundancy in native code compatibility check

* helper for extracting nonce

* transaction pool implementation

* transaction pool

* integrate transaction pool with proposer

* indentation

* kill storage keys module

* accept new transactions to replace old

* reshuffle consensus libraries

* polkadot-useful type definitions for statement table

* begin BftService

* primary selection logic

* bft service implementation without I/O

* extract out `BlockImport` trait

* allow bft primitives to compile on wasm

* take polkadot-consensus down to the core.

* test for preemption

* fix test build

Gav Wood authored Feb 12, 2018 and asynchronous rob committed Feb 12, 2018

* Remove rustc dependency from ed25519 and refactor a little.

* Runtime support provides more extensive test-key functionality.

* Additional APIs for ed25519 stuff.

* Extensive test for test-runtime.

* Fixes for the new test key API.

* Additional convenience for tests

* Take advantage of more convenient API.

* Redo formating.

* Remove old test identities.

* Remove boilerplate, add test.

* Refactor out unneeded code.

* Clean up algo for determining authorities.

* Remove unneeded API.

* Make `to_*` consume

* Only export keyring when testing

* Fix build & warning

* Extract Keyring into separate library.

* Add tests for Keyring and a trait-based API.

* Address grumbles.

* Introduce simple blockchain runtime for substrate tests.

* Remove bad files.

* Add needed wasm binaries.

* Refactoring.

- Repot files in test-runtime.
- Rename troublesome `Joiner::join` to `Joiner::and`.
- Rework `Slicable` to dedup code.

* More fixes and refactoring

* Rebuild substrate test wasm.

* Fix merge errors.

* Rename the disasterously named `to_vec` to `encode`.

Also rename `as_slice_then` to `with_encoded`.

* Tests for toy runtime.

* Fix doc nit

Re-introduce zero copy codec and add minimal polkadot client API which uses linked native runtime (#65)

* client-api type and move duty roster types to primitives

* tuple implementation for slicable

* mild cleanup of deserialization code

* stubs which handle encoding and decoding themselves

* fancier impl_stubs macro

* zero-copy slicable API

* minimal polkadot-client API

* fix WASM API generation

* move native environment stuff to substrate executor

* fix warnings and grumbles

* BlockId in client interface

* Sync fixes and tests

* Updated to latest primitives

* Updated dependencies

* Updated for new (old) primitives

* Network as workspace member

* substrate-network

* Removed obsolete file

* begin_transaction on hash

- Everything polkadot becomes polkadot-.
- Wasm (substrate) executor tests split from Wasm (Polkadot) runtime and
built independently.

Bottom half minus tests builds.

Arkadiy Paronyan authored Jan 30, 2018 and asynchronous rob committed Jan 30, 2018

* Networking crate draft

* Started work on syncing algo

* Fixed query range

* BlockCollection tests

* In-mem client backend

* Fixed tests

* Renamed Transaction

* Removed stray println

* Docs

Gav Wood authored Jan 23, 2018 and Arkadiy Paronyan committed Jan 23, 2018

* Introduce basic skeleton for Polkador runtime.

* Clean up the runtime skeleton.

* Make initial runtime skeleton compile.

* Compile polkadot-runtime both for Wasm ad native, allowing for testing and direct usage.

* More fleshing out on runtime.

* Update native support.

* Fix warning.

* Update gitignore

* Update path.

* Fix path.

* Remove accidentally committed files.

* Add wasm binaries.

* Fix test.

* Native storage support API.

* Add environmental module

* Add native environment to make native source-code compatible with wasm.

Also tests.

* Finish up & polish environment stuff.

* Avoid using reentrancy issues.

* Add some docs and a test.

* Remove unneeded function.

* Documentation

* Tweak docs

* Remove TODOs.

* Balance transfers + util methods.

* Rejig tests and ensure authorities are addressed consistently.

* Add marshaller for xfer function

* Transaction dispatch test.

* Minor fix.

* Add test for ser/de transaction.

* Add ser/de for header.

* Add tests for header ser/de

* Introduce basic block decoding/execution framework.

* Introduce block decoding/execution framework (p2)

* Big refactor.

* Split out joiner.

* Hide away support modules.

* Fix up wasm runtime.

* use externalities for chain_id

* Clean up (Test)Externalities.

* Repot and introduce keccak-256 external.

* Signing with crypto.

* fix unsafety hole in environmental using function

* Introduce Ed25519 crypto.

* Repotting.

* Add ed25519_verify external.

* Introduce Ed25519 verify as an external.

* fix unsafety hole around unwinding

* Compile fixes.

* use new environmental API

* Tests for ed25519 verify.

* Polish

* Introduce UncheckedTransaction & test.

* Implement basic block and tx processing

* Introduce static hex and valid signature for block test.

* Repot session.

* comments.

* Refactor and timestamp test

* Remove fluff

* Remove fluff.

* Staking eras and tests.

* Implement sessions.

* Polish

* Test sessions.

* Introduce better hashing.

- Blake2 for secure hashing
- XX for fast hashing

* Fix tests.

* Introduce staking.

* Tests for simple staking system.

* Build fix for wasm.

* Fix tests.

* Repotting and docs.

* Docs and licence.

* Documentation.

* Remove superfluous code.

* Remove dummy key.

* Remove other superfluous file.

* Optimise with swap_remove

Also tests.

Gav Wood authored Jan 08, 2018 and asynchronous rob committed Jan 08, 2018

* Introduce first groundwork for Wasm executor.

* Remove old Rust-runtime code.

* Avoid commiting compled files.

* Add runtime precompile.

* Rename so module makes more sense.

* Further renaming.

* Ensure tests work.

* Allow bringing in of externalities.

- Add util functions/macros.
- Add uncompacted runtime.
- Add some external crates from pwasm-std for managing allocs/memory
stuff.

* Nice macros for imports.

* Allow passing in of data through allocators.

Make memcpy and malloc work.
Basic allocator.

* Can now pass in bytes to WasmExecutor.

* Additional cleanup.

* Switch usages of `OutData` to `u64`

No need to be able to return bytes anymore.

* convert to safe but extremely verbose type conversion.

@rphmeier any more concise way of doing this?

* Remove StaticExternalities distinction.

* Remove another unused use.

* Refactor wasm utils out

* Remove extraneous copies that weren't really testing anything.

* Try to use wasm 0.15

* Make it work!

* Call-time externalities working.

* Add basic externalities.

* Fix grumbles and note unwraps to be sorted.

* Test storage externality.

Unforunately had to change signatures of externalities to avoid
immutable function returning a reference. Not sure what to do about
this...

* Fix nits.

* Compile collation logic.

* Move back to refs. Yey.

* Remove "object" id for storage access.

* Fix test.

* Fix up rest of tests.

* remove unwrap.

* Expose set/get code in externalities

Also improve tests and add nice wrappers in rust-wasm.

* Add validator set.

* Introduce validator set into externalities and test.

* Add another external function.

* Remove code and validators; use storage for everything.

* Introduce validators function.

* Tests (and a fix) for the validators getter.

* Allow calls into runtime to return data.

* Remove unneeded trace.

* Make runtime printing a bit nicer.

* Create separate runtimes for testing and polkadot.

* Remove commented code.

* Use new path.

* Refactor into shared support module.

* Fix warning.

* Remove unwraps.

* Make macro a little less unhygenic.

* Add wasm files.