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* bugfixes
- Fixed inconsistent `mstump`/`mstumped` output to match description in published work
* features
- Added `subspace` function for compute multi-dimensional matrix profile subspace
- Added `include` and `discords` handling to `subspace`
- Added `mdl` building blocks
- Added `ostinato` Dask distributed, GPU, and `aamp` variants
- Added fast rolling min/max functions
* tasks
- Updated Azure Pipelines CI coverage tests to use latest images
- Added `mstump` tutorial to Binder
- Fixed bad reference to `aamp_gpu_ostinato`
- Fixed `aamp_ostinato` unit test coverage
- Converted `conda.sh` to `bash`
- Moved all private functions out of `__init__.py`
- Added commands to remove `build/`, `dist/`, and `stumpy.egg/` after PyPI upload
- Added twine to environment setup script
- Fixed incorrect date in `CHANGELOG.md`
* documentation
- Added `mstump` tutorial to RTD
- Updated various function docstrings
- Added Github Discussions to README and RTD
- Updated API list on RTD