v2.2.0

What's Changed

• Fix a corner case where the chunk size is zero by @dachengx in #988
• Do not initialize any saver when dropping columns by @dachengx in #989
• Add more comments about merge_arrs by @dachengx in #991
• Use numbered version of docformatter by @dachengx in #992
• Constrain numcodecs to be less than 0.16.0 by @dachengx in #993

Full Changelog: v2.1.4...v2.2.0