Napari-assistant

Changes
* add code generators to tools menu

**Full Changelog**: https://github.com/haesleinhuepf/napari-assistant/compare/0.4.6...0.4.7

Bug fixes
* Remove import of pyresistant which caused errors on some computers

What's Changed
* Stop load_workflow when nothing is loaded by ehgus in https://github.com/haesleinhuepf/napari-assistant/pull/42

New Contributors
* ehgus made their first contribution in https://github.com/haesleinhuepf/napari-assistant/pull/42

**Full Changelog**: https://github.com/haesleinhuepf/napari-assistant/compare/0.4.4...0.4.5

Bugfix:
* Duplicate entries from clesperanto are removed from the operations pulldown
* The number of possible numeric fields in the widgets was increased from 6 to 10

Documentation update

Bug fix
* The step size for numeric parameters becomes 1 again

0.4.1-for-zenodo
a release to create a DOI on zenodo