What's Changed
* A few fixes, some updates to the paper by arthurBarthe in https://github.com/arthurBarthe/debiased-spatial-whittle/pull/10
* New covariance models and least square estimator by arthurBarthe in https://github.com/arthurBarthe/debiased-spatial-whittle/pull/11
**Full Changelog**: https://github.com/arthurBarthe/debiased-spatial-whittle/compare/v1.0.1...v1.1.1