Enhancements
* Adds --partition-pdf-infer-table-structure to unstructured-ingest.
* Enable `partition_html` to skip headers and footers with the `skip_headers_and_footers` flag.
* Update `partition_doc` and `partition_docx` to track emphasized texts in the output
* Adds post processing function `filter_element_types`
* Set the default strategy for partitioning images to `hi_res`
* Add page break parameter section in API documentation to sync with change in Prod API
* Update `partition_html` to track emphasized texts in the output
* Update `XMLDocument._read_xml` to create `<p>` tag element for the text enclosed in the `<pre>` tag
* Add parameter `include_tail_text` to `_construct_text` to enable (skip) tail text inclusion
* Add Notion connector
Features
Fixes
* Remove unused `_partition_via_api` function
* Fixed emoji bug in `partition_xlsx`.
* Pass `file_filename` metadata when partitioning file object
* Skip ingest test on missing Slack token
* Add Dropbox variables to CI environments
* Remove default encoding for ingest
* Adds new element type `EmailAddress` for recognising email address in the text
* Simplifies `min_partition` logic; makes partitions falling below the `min_partition`
less likely.
* Fix bug where ingest test check for number of files fails in smoke test
* Fix unstructured-ingest entrypoint failure