Scivision 0.2.6

Adds additional requirements:

• git+https://github.com/ots22/intake-xarray@feature/exif
• exifread

Catalog updates

Adds scivision_classifier and scivision_huggingface to the models catalog

Version 0.2

Increment version to 0.2.3 (testing automated PyPI release) (#212)

* increment version

* remove unnecessary failing zenodo test relying on url

First release

Making a note of the commit used to build the pypi release