What's Changed
- enable checks when running tests in release mode by @arvidn in #1397
- fix issue with the ignore macro by @arvidn in #1398
- add tool to run a stand-alone block-generator by @arvidn in #1399
- improve tree-hash by @arvidn in #1400
- soft-fork 2.7.0 by @arvidn in #1401
- bump version number to 0.40.0 by @arvidn in #1402
Full Changelog: 0.39.0...0.40.0