What's Changed
* fieldlines refactor by landreman in https://github.com/hiddenSymmetries/simsopt/pull/268
* Bug fix in deriv doc by mbkumar in https://github.com/hiddenSymmetries/simsopt/pull/275
* Curves and Coils saved to FOCUS and MAKEGRID format by zhucaoxiang in https://github.com/hiddenSymmetries/simsopt/pull/270
* Fix failing test in CI, test_qfm_surface_optimization_convergence by landreman in https://github.com/hiddenSymmetries/simsopt/pull/277
* Update Github Actions Versions by mbkumar in https://github.com/hiddenSymmetries/simsopt/pull/279
**Full Changelog**: https://github.com/hiddenSymmetries/simsopt/compare/v0.11.0...v0.11.1