Strata 0.9 released

We are pleased to announce the release of Strata 0.9. This is the third preview release of Strata, our next-generation market risk toolkit.

Strata 0.9 includes many foundational and usability enhancements in preparation for version 1.0.

The full release notes are included in the Strata documentation. The code is available on GitHub at https://github.com/OpenGamma/Strata.