Hivclustering

Adds `pip install hivclustering[edgefiltering]` option.

**Full Changelog**: https://github.com/veg/hivclustering/compare/1.6.5...1.6.7

What's Changed
* v1.5 by spond in https://github.com/veg/hivclustering/pull/25
* restoring compatability patch with hivtrace web application by stevenweaver in https://github.com/veg/hivclustering/pull/26
* master sync by stevenweaver in https://github.com/veg/hivclustering/pull/28
* hivannotate by stevenweaver in https://github.com/veg/hivclustering/pull/29
* Develop by spond in https://github.com/veg/hivclustering/pull/31
* fix condition where nid is not in cluster_remap by stevenweaver in https://github.com/veg/hivclustering/pull/30
* Quiet mode by stevenweaver in https://github.com/veg/hivclustering/pull/32
* Quiet mode by stevenweaver in https://github.com/veg/hivclustering/pull/33
* changing singletons flag behavior by stevenweaver in https://github.com/veg/hivclustering/pull/34
* AUTO-TUNE fixes by stevenweaver in https://github.com/veg/hivclustering/pull/38


**Full Changelog**: https://github.com/veg/hivclustering/compare/1.5.6...1.6.5

- regex date improvements
- --no-degree-fit option
- quad-filtering option (via -l)
- cycle report option

Improvements and bug fixes.