Polkadot CC1 v0.8.14

Upgrade priority: Medium (timely upgrade recommended) - due to change(s): Improve transaction submission (paritytech/substrate#6599), Send Status message on all newly-opened legacy substreams (paritytech/substrate#6593)

Native runtimes:

• Polkadot: 14
• Kusama: 2014
• Westend: 34

This release was built with the following versions of rustc. Other versions may work.

• rustc 1.44.1 (c7087fe00 2020-06-17)
• rustc 1.46.0-nightly (16957bd4d 2020-06-30)

Changes

• babe: Enable equivocation reporting on all runtimes (#1330)

Client

• Medium network: Send Status message on all newly-opened legacy substreams (paritytech/substrate#6593)
• network: Update to libp2p v0.21.1 (paritytech/substrate#6559)
• babe: Report equivocations (paritytech/substrate#6362)

Runtime

• Introduce polling pallet (#1391)
• Reduce Westend deposit requirements (#1341)
• Rename CheckEra to CheckMortality (paritytech/substrate#6619)
• Add WeightInfo to all pallets with benchmarks. (paritytech/substrate#6575)
• Don't require module name in inherents (paritytech/substrate#6576)
• Make the encoded-Call Vec<u8> explicitly so in metadata (paritytech/substrate#6566)
• Allow to specify Schedule dispatch origin (paritytech/substrate#6387)