* First pass at approximate FP check.
* Tidy and Python wrapper.
* More tidying.
* Add addFP and subtractFP to binary file.
* Minor tidy.
* In splits code, check for duplicate fragmentations.
* Update test results.
* Tidy.
* Set configurable limit on number of fragments generated from query.
* Stash prior to trying counts fps.
* Stash count fps.
* Back to bit fingerprints again.
* Extra comment.
---------
Co-authored-by: David Cosgrove <david@cozchemix.co.uk>