v0.27.1

What's Changed

• set periods correctly by @lisazeyen in #840
• Update users.rst adding TERI report by @pz-max in #842
• Fix conversion of weights to json in case of pd.Series by @koen-vg in #846
• merge instead of concat by @lisazeyen in #841
• Fix calculation of MGA cost bound by @koen-vg in #847
• optimization: always use name and mask keys in variable and constraint assignment by @FabianHofmann in #852
• [pre-commit.ci] pre-commit autoupdate by @pre-commit-ci in #853
• prepare release v0.27.1 by @fneum in #854

Full Changelog: v0.27.0...v0.27.1