Juriscraper

Fixes:
- `nh` renamed to `nh_p` and working by using special headers

Features:
- New scraper: `nh_u`
- Handle new bankruptcy attachment page format
- Make docket history report parser more robust

Features:
- SCOTUS backscraper

Fixes:
- Improvements to bankruptcy docket parsing
- Added `njd` regression tests files

Fixes:
- RECAP:
- email: now parses short description for `okeb`
- Fixed IndexOutOfRange error in DocketReport::_set_metadata_values method
- Scrapers:
- fixed `cal` SSL errors
- now collecting citations for `minn`

Fixes:
- Fixed Minnesota and implemented it's backscraper

Features:
- Added support for parsing PACER bankruptcy and district docket number components.

Features:
- Add special site headers attribute.
- NY Api changes

Fixes:
- ND (with dynamic backscraper)
- PA
- Ark