Also do some reformatting.

The import is still needed, as `Default::default()` can’t be used in
patterns.

Co-Authored-By: Bastian Köcher <[email protected]>

Mostly for readability

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

* State pinning in client

* Canonicalization queue

* Fixed prioritization queue

* possible fix of "hash mismatch"

* Check for pinned discarded states

* Release state before finalization

* Style

* Style

* Add support for tuples in `OnNewAccount` hook

* Bump impl version

* Use `for_each_tuple` with `OnNewAccount` hook

* Update `OnFreeBalanceZero` to also use `for_each_tuple`

* Fix spelling/typo

* Bump spec again

* Update srml/support/src/traits.rs

Co-Authored-By: Bastian Köcher <[email protected]>

* Update srml/system/src/lib.rs

Co-Authored-By: Bastian Köcher <[email protected]>

* Split specialization context from network context

* Line width

Also fix some warnings.

* Nonlinear locking and cleanups

* Bump runtime version

* Minor cleanup

* Fix tests

* Fix council tests

* Fix flaw in turnout counting

* fix: lock_voting_should_work_with_delegation test

* chore: fix comment refering to unexisting function

* Added priority groups

* Added a test

* Whitespace

* Added add/remove single peer API

* Added a warning

* Fixed removing reserved peer

* Fixed build

* Made some methods private and made get_priority_group return an Option

They did not compile, since `Encode` and `Decode` are deliberately not
implemented for `usize`.

* delete `unset RUSTC_WRAPPER` from scripts/common.sh
* delete unnecessary `use aura::AURA_ENGINE_ID` from
  `node/runtime/src/lib.rs`
* add comments explaining why `PreRuntime` and `Consensus` must be
  special-cased in `core/sr-primitives/lib.rs`
* switch to using `$crate::rstd::marker::PhantomData` in
  `impl_outer_log!`
* improve documentation of `DigestItem::Seal`

Also remove some in-progress code that would not wind up being useful
anyway.

Fixes 6e253c89

Does not work

* WiP: HTTP Apis.

* Working on the API.

* Add docs, clean up the API.

* Expose ext_ stuff as well.

* Implement HTTP helpers for offchain sr-io.

* Remove HTTP stuff.

* Revert "Remove HTTP stuff."

This reverts commit 7cca029d.

* HTTP apis.

* Additional offchain methods.

* Make it compile.

* Implement wasm-ext boundary of offchain methods.

* Add stubs for offchain stuff to prevent panics.

* Fix tests.

* Addres some more issues.

* Introduce typedef, use unsafe from_utf8

* Bump runtime version.

* Introduce error to distinguish deadline and io errors.

* Add local_storage_cas

* Some tests for offchain stuff.

* Address more grumbles.

* Fix tests compilation.

* Fix borked merge.

* Improve docs for expected return values from ext functions.

* Adding new sign/enrypt/decrypt APIs.

* Remove `StorageList`

`StorageList` is not used anymore by `decl_storage!` and thus, it can be
removed.

* Fixes tests

* import headers from announce message on light

* lines width

* added comments

* Remove InherentsPool.

* Introduce transactions that are not propagated over the network.

* Bump spec version.

* Use separate flag for propagation.

* Fix tests.

I am taking charge of ~monthly dependency updates, as per a suggestion
from @rphmeier.

* core: import equivocated aura and babe blocks

* core: cleanup check_equivocation handling

* fix: use map_err on Aura

* core: slots: remove unneeded Arc and minimize cloning

* core: fix slots equivocation tests

* core: slots: remove unused import

* core: remove unnecessary comments

* Maps are appendable too

* Update srml/support/src/storage/hashed/generator.rs

Co-Authored-By: Tomasz Drwięga <[email protected]>

* Update srml/support/src/storage/mod.rs

Co-Authored-By: Tomasz Drwięga <[email protected]>

* Fix docs

* Make Appendable public

* Bump runtime version

* Limit number of unlocking chunks.

* Bump.

* derive codec for inherent data

* increase spec version