v0.6.0

Backwards-incompatible changes:

• Set more sensible defaults the the cutoff parameter in ir_neighbors. The default is now 2 for hamming and levenshtein distance metrics and 10 for the alignment distance metric.

Additions:

• Add Hamming-distance as additional distance metric for ir_neighbors (#216 by @ktpolanski)

Minor changes:

• Fix MacOS CI (#221)
• Use mamba instead of conda in CI (#216)