Rewards: 20% for validator and 80% for the reward pot.

Fix transaction payment (#613)

* Fix transaction payment

* Remove CustomOnRuntimeUpgrades

Co-authored-by: icodezjb <[email protected]>

use `nightly-2020-09-30`

Upgrade to ChainX v4.0.0 (#605)

* Remove VestingAccount

* Fix chain specs

* Update rust-toolchain

* Update make test and benchmark

* Update CI

* Run `make format` and `make clippy`

* Update CI

* Quick fix

* Support try-runtime

* Remove pallet-randomness-collective-flip

* Migrate elections-phragmen
(paritytech/substrate#7040)

* Migrate PalletVersion to StorageVersion
(paritytech/substrate#9165)

* Migrate pallet-babe epoch config
(paritytech/substrate#8072)

* Migrate frame-system AccountInfo to AccountInfoWithTripleRefCount
(paritytech/substrate#8221)

* Migrate prefix `GrandpaFinality` -> `Grandpa`

* Migrate prefix `Instance1Collective` -> `Council`

* Migrate prefix `Instance2Collective` -> `TechnicalCommittee`

* Migrate prefix `Instance1Membership` -> `TechnicalMembership`

* Migrate pallet-tips prefix from `Treasury` -> `Tips`

* Migrate pallet-bounties prefix from `Treasury` -> `Bounties`

* Migrate prefix from `PhragmenElection` -> `Elections`

* Revert `dev` spec_name

* Confirm migrations order

* Use ChainX substrate patch for system migration

* Run `make format`

* Reset spec_name `dev` -> `chainx`

* Add migrations.rs for mainnet and testnet

* Bump ChainX version to `4.0.0`

* Bump ChainX version to `4.0.0`

* Update governance parameters for dev and malan

* Update malan chainspec

* Quick fix

* Quick fix

* Update generate_keys.sh

* Adjust malan parameters

* Update malan chainspec

* Update malan chainspec

* Update malan chainspec

* Rename malan testnet name

* Add bootnodes url

* Run `make format`

* Regenerate weights

* Disable pre_release.yml CI

* Regenerate benchmark weights

* Run `make clippy`

* Run `make format`

Co-authored-by: icodezjb <[email protected]>

Release v3.0.0

Due the impossibility of recovering the network liveness, we have to
relaunch a new network with hard spoon.

Release v2.0.9

Release v2.0.8-1

Release v2.0.8

Release v2.0.7-1

Release v2.0.7