v0.7.0

In this release: improved APIs, a more robust signing process and various bugfixes and improvements.

You can find all the details in the changelog.

What's Changed

• Merge release branch by @afilini in #327
• Fix clippy warnings for 'all-targets' by @notmandatory in #322
• [ci] Revert fixed nightly-2021-03-23, use actual nightly by @notmandatory in #328
• Policy refactor, with timelocks by @RCasatta in #321
• Added grcov based code coverage reporting in github action by @rajarshimaitra in #335
• Make wallet methods take &mut psbt by @LLFourn in #336
• Use non_witness_utxo when making SegWit signatures to mitigate the "SegWit bug" by @afilini in #333

Full Changelog: v0.6.0...v0.7.0