Documentation Overhaul
- Added documentation hierarchy
- Added options for Bash vs Python for API & Upstream Connectors
- Added Introduction section (Overview, Key Concepts, Getting Started)
- Redid connectors section
- Installation is now broken up (needs further work)
* fran-unstructured/Add unstructured API documentation
* fran-unstructured/add api docs to index.rst
* fran-unstructured/add api docs with changes requested
* first pass on regex metadata
* fix typing for regex metadata
* add dataclass back in
* add decorators
* fix tests
* update docs
* add tests for regex metadata
* add process metadata to tsv
* changelog and version
* docs typos
* consolidate to using a single kwarg
* fix test
* add print statement in readme
* elements before bricks
* new preamble to bricks section
* add preamble to bricks section
* add preamble to cleaning section
* descriptions of each documentation page
* non-brick helper functions to the bottom
* fix codeblock
* includes some optional kwargs
* code blocks
* typo fix