* Fix up wasm runtime build
* Fixes for runtime
* Fix.
* More fixes
* Runtime builds on native.
* Native and wasm both build without warnings.
* Fix runtime tests.
* Merge #20
* Final fix for native runtime.
* Compile polkadot wo consensus
* Reverted changes to polkadot-consensus
* reintroduce minimal subset of consensus
* reintroduce checked_block to runtime for std
* polkadot_consensus compiles without most of the code
* remove checked_block again and do more checks in parachains for runtime
* uncomment proposer
* remove offline tracker
* extract out parachain-attestation logic from proposal directly
* reintroduce transaction_pool
* write some custom aura verification logic for the block verifier
* use transaction pool in more generic way
* service compiles again
* polkadot-network and tests pass
* remove unused session_key function from router
* everything but CLI compiles due to service hell
* Fixes compilation of `polkadot_cli`
* everything compiles
* update adder wasm
* Moved chain ops to substrate-service
* moved RPC to susbstrate-service WIP
* Moved RPC to substrate-service
* Version
* Removed redundadnt messages
* substrate CLI
* Removed obsolete files
* Sorted out startup messages
* Pass executable name to CLI
* Substrate service
* Splitting polkadot service
* Specialised components
* Specialised components
* Docs and style
* Docs and style
* Final touches
* Added db key assertion
* arbitrary application logic in CLI
* collation work
* split up exit and work futures in application
* collation node workflow
* typo
* indentation fix
* doc grumbles
* rename Application to Worker
* refactor Worker::exit to exit_only
* 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
Gav Wood