Support external account provider#166

dmitrylavrenov merged 2 commits intoh-polkadot-v1.0.0humanode-network/frontier:h-polkadot-v1.0.0from

backport-external-account-provider-polkadot-v1.0.0humanode-network/frontier:backport-external-account-provider-polkadot-v1.0.0Copy head branch name to clipboard