Extension of barycenters to (Fused) GW, several bug fixes around LR Sinkhorn, parallel (segment) code for Sinkhorn

[marcocuturi]

What's Changed

• Refactoring problems.py by @marcocuturi in Refactoring problems.py #86
• Feature/gw losses by @michalk8 in Feature/gw losses #88
• Fix/lr linear apply by @michalk8 in Fix/lr linear apply #91
• Addition of ICNN Initialization Schemes by @bunnech in Addition of ICNN Initialization Schemes #90
• Fix/point cloud apply cost fn by @michalk8 in Fix/point cloud apply cost fn #93
• Feature/lr gw apply output by @michalk8 in Feature/lr gw apply output #96
• Remove legacy online option by @michalk8 in Remove legacy online option #97
• Feature/fast tests by @michalk8 in Feature/fast tests #101
• Fix/axis norm by @michalk8 in Fix/axis norm #103
• Generic LR cost decomposition by @michalk8 in Generic LR cost decomposition #99
• Remove pytest-memray from test req, use only in CI by @michalk8 in Remove pytest-memray from test req, use only in CI #107
• demo and fixes for barycenters of GMMs by @ersisimou in demo and fixes for barycenters of GMMs #89
• Add (F)GW barycenters by @michalk8 in Add (F)GW barycenters #87
• Feature/notebook tests by @michalk8 in Feature/notebook tests #108
• [ci skip] Fix duplicate bibtex entry and a typo by @michalk8 in [ci skip] Fix duplicate bibtex entry and a typo #109
• GW different cost ranks by @michalk8 in GW different cost ranks #113
• segment_sinkhorn by @marcocuturi in segment_sinkhorn #114
• Create CODE_OF_CONDUCT.md by @marcocuturi in Create CODE_OF_CONDUCT.md #118
• Fix/padded scaling by @michalk8 in Fix/padded scaling #116

Full Changelog: 0.2.7...0.2.8

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This discussion was created from the release Extension of barycenters to (Fused) GW, several bug fixes around LR Sinkhorn, parallel (segment) code for Sinkhorn .