Histomicstk

What's Changed
* fixed numerical issues with Haralick.Correlation and Haralick.IMC2 by idc9 in https://github.com/DigitalSlideArchive/HistomicsTK/pull/947
* Fix linting issues. by manthey in https://github.com/DigitalSlideArchive/HistomicsTK/pull/950
* Add superpixel segmentation magnification parameter. by manthey in https://github.com/DigitalSlideArchive/HistomicsTK/pull/951
* Optionally output bounding box annotations associated with superpixels by manthey in https://github.com/DigitalSlideArchive/HistomicsTK/pull/952
* Support emitting internal bounding box information by manthey in https://github.com/DigitalSlideArchive/HistomicsTK/pull/953
* Improve superpixel annotation name. by manthey in https://github.com/DigitalSlideArchive/HistomicsTK/pull/954
* Adjust the length of the value array. by manthey in https://github.com/DigitalSlideArchive/HistomicsTK/pull/955

New Contributors
* idc9 made their first contribution in https://github.com/DigitalSlideArchive/HistomicsTK/pull/947

**Full Changelog**: https://github.com/DigitalSlideArchive/HistomicsTK/compare/v1.2.1...v1.2.2

Features
- Superpixel pixelmap CLI (925)

Improvements
- Better installation requirements (927)
- Python 3.10 testing (923)
- Color deconvolution CLI can emit image annotations (922)
- Faster initial import (921)
- Improve performance and behavior of cellularity_detection_superpixels.py (912)
- Accommodate missing keys in annotations when parsing to table (911)
- Improve performance and behavior of trace_object_boundaries.py (910)
- Added flexibility to tiled array polygon merger (909)
- Refactor and extend compute nuclear features (908)

Bug Fixes
- Edit bug in accessing attribute weighted_centroid (917)
- Guarantee correspondence between nuclear and cytoplasmic features (907)
- Fix nuclear feature extraction by ensuring label and location is returned (904)
- Fix object mask to be restricted to unique products (895)

Changes
- Dropped support for Python 2.7 and 3.5 (890)
- Include sdist in release (891)

Notes
- This will be the last version to support Python 2.7 and 3.5.

Change requirements for non-linux installations to make it easier to pip install.