[johnlees]

Can still do dists with the old sketch format, but not comparisons between DBs

Merge after #81

[codecov]

Codecov Report

❌ Patch coverage is 86.32580% with 115 lines in your changes missing coverage. Please review.
✅ Project coverage is 90.03%. Comparing base (4072a47) to head (f494bd0).
⚠️ Report is 13 commits behind head on main.

Files with missing lines	Patch %	Lines
src/distances/mod.rs	89.08%	50 Missing ⚠️
src/distances/jaccard.rs	76.62%	36 Missing ⚠️
src/sketch/mod.rs	85.39%	13 Missing ⚠️
src/inverted.rs	61.53%	5 Missing ⚠️
src/lib.rs	87.50%	5 Missing ⚠️
src/sketch/multisketch.rs	86.11%	5 Missing ⚠️
src/hashing/aahash_iterator.rs	66.66%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #83      +/-   ##
==========================================
- Coverage   90.65%   90.03%   -0.63%     
==========================================
  Files          17       17              
  Lines        3232     3954     +722     
==========================================
+ Hits         2930     3560     +630     
- Misses        302      394      +92     

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