v0.7.1

What's Changed

• fix: expose formatBalance by @sinzii in #379
• chore(deps): bump @polkadot/x-ws from 13.3.1 to 13.4.3 by @dependabot in #377
• refactor: remove @polkadot/types by @sinzii in #382

Full Changelog: v0.7.0...v0.7.1