0.5.2: clarify the necessity of having dimension_names

0.5.1: replace missing 'omero' metadata text

0.5.0: corrected spec updated for RFC-2

Tag 0.4.1 with bioformats2raw.layout

Tag 0.4.0 with transforms

Tag 0.3.0 with axes

Tag 0.2.0 with dimension separator

Tag 0.1.3 with HCS specification

Next-generation file format (NGFF) specifications for storing bioimag…

…ing data in the cloud.

Focus on multiscale array support.

See https://forum.image.sc/t/multiscale-arrays-v0-1/37930

Update introduction and references