Napari-mat-images

- [DOC]: Convert docs to `.md` from `.rst`. hectormz
- [INF]: Update Azure pipelines CI. hectormz

- [INF]: Add `napari` framework classifier. sofroniewn

- [ENH]: Fix loading of dask arrays saved out of order. hectormz
- [ENH]: Calculate contrast limits per channel in 4D image.
hectormz
- [DOC]: Improve README and documentation hectormz
- [ENH]: Load larger `.mat` lazily via `dask`. hectormz
- [ENH]: Load larger `.mat` via `h5py`. hectormz
- [ENH]: Load basic `.mat` via `scipy`. hectormz