Merge pull request KomodoPlatform#832 from KomodoPlatform/mm2.1-buy-s…

…ell-min-volume

Add min_volume arg to buy and sell RPCs. KomodoPlatform#825

Use H256Json as an argument for get_block. KomodoPlatform#828 (Komodo…

…Platform#831)

* Use H256Json as an argument for get_block.
There are many coins that support only hash as param of this RPC method.

* Fix FIRO verbose block deserialization.

Add TxFee::FixedPerKb and use it for DOGE. KomodoPlatform#829 (Komodo…

…Platform#830)

* Add TxFee::FixedPerKb and use it for DOGE.

* Fix comment.

Few additions to dex fee validation (KomodoPlatform#827)

* WIP.

* WIP.

* Ready for PR.

* Remove use is_tx_confirmed_before_block.

Merge pull request KomodoPlatform#824 from KomodoPlatform/fix-max-tak…

…er-vol

Fix max_taker_vol_from_available

Fix clippy.

Hot fix. Stop gossipsub polling_fut when stopping mm2.

Required when mm2 is running in library mode.

Add index for started_at in stats_swaps KomodoPlatform#819

Hot fix. Wrap SQLite connection into mutex KomodoPlatform#818

Hot fix. Return 0 from max_taker_vol if balance is not sufficient.

It is more convenient for GUIs.