Update CHANGELOG for release

Add go1.17 to CI tests (#423)

Add option to run scenarios as *testing.T subtests (#419)

Add release notes and bump version (#416)

Removed rc references for the v0.11.0 release

Created v0.11.0-rc2

Created release notes and changelog for v0.11.0

v0.10.0 release

Wrote Release Notes, updated CHANGELOG.md and versions in README.md a…

…nd godog version const

Merge pull request #268 from cucumber/release/v0.9.0

Release/v0.9.0