Degree-based orderings

[gdalle]

• Implement 3 dynamic degree-based orders following the ColPack paper: SmallestLast, IncidenceDegree, DynamicLargestFirst
• Generalize them to BipartiteGraph in addition to Graph
• Test that they are correct

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 98.33%. Comparing base (baf5240) to head (0242639).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #18      +/-   ##
==========================================
+ Coverage   98.21%   98.33%   +0.11%     
==========================================
  Files          10       10              
  Lines         617      661      +44     
==========================================
+ Hits          606      650      +44     
  Misses         11       11              

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[amontoison]

Should we add it in the release 0.4.0 ?

[gdalle]

It's not ready yet and it's not breaking so I'd say no. Bringing it up to speed with the latest developments isn't much work, the trouble is rather finding ways to test that the orders are correct