* fix ci

* remove currencies transaction

* add merge account

* add transaction

* fix issues per review

* update

* update for rc5

* update for rc5

* remove system

* fix format

* fix format

* Update lib.rs

fix format build failed

Co-authored-by: zjb0807 <zjb0807@qq.com>

* fmt: wrap comments.

* Github actions: use nightly toolchain.

* Make file: does not enforce stable fmt.

* add unit tests for schedule update

* use WEIGHT_PER_MICROS in weight calculation

* impl OnReceived for tokens

* update storage map keys of tokens

* remove ExistentialDeposit

* switch subsrate dependencies to crates.io

* Configure CI to run clippy

* Fix up clippy issues in vesting

* Fix up clippy issues in utilities

* Fix up clippy issues in tokens

* Fix up clippy issues in schedule-update

* Fix up clippy issues in oracle

* Fix up clippy issues in gradually-update

* Fix up clippy issues in currencies

* Fix up clippy issues in auction

* Fix formatting

* Deny warnings when running clippy on CI

* Fix clippy issues in benchmarking

* Add descriptions to all cargo subprojects

* Add repository field to all cargo subprojects

* Modify GitHub actions to run cargo unleash

* Add license-file field to all cargo subprojects

* Remove pallet-balances/std feature from std feature of schedule-update

* Add version numbers to path dependencies

* Fix compilation errors on all cargo subprojects

* Attempt to force use one version of the compiler

* Put cargo unleash step at the very end

* Fix all test compile errors

* Use drain_prefix instead of drain

* fix tests

Co-authored-by: Bryan Chen <xlchen1291@gmail.com>

* Renaming substrate deps to their package names.

* Combine imports.

* add constructor for CheckOperator

* refactor the traits related to Currency

* format code

* modify

* update test cases

* update test cases

* Add tokens module documentations.

* Add currencies module documentations.

* Add installation documentations.

* emit events by transfer, deposit, withdraw

* Use Event<T> instead of RawEvent outside decl_module.

* add unit test

Co-authored-by: Shaopeng Wang <spxwang@gmail.com>

* update substrate

* fix tests

* Rename oracle rpc fn name.

* Update to new set_lock api.

* Fix due to pallet_balances breaking changes.

* Remove unused imports.

* fmt

* Add dust removal and transfer_all in orml-tokens.

* Ensure existential rule for transfer, deposit and withdraw.

* orml-tokens transfer: return error if dest balance is zero and transfer amount below existential deposit.

* set_balance helper.

* Existential deposit unit tests.

* Fix orml-currencies mock.

* Renaming.

* Update transfer_all in orml-tokens.

* Add root call 'update_balance' in orml-currencies.

* 'update_balance' unit tests.

* orml-currencies: delegate transfer and update_balance call to multi-currency impl.