Enhancements
* Adds `include_metadata` kwarg to `partition_doc`, `partition_docx`, `partition_email`, `partition_epub`, `partition_json`, `partition_msg`, `partition_odt`, `partition_org`, `partition_pdf`, `partition_ppt`, `partition_pptx`, `partition_rst`, and `partition_rtf`
Features
* Add Elasticsearch connector for ingest cli to pull specific fields from all documents in an index.
* Adds Dropbox connector
Fixes
* Fix tests that call unstructured-api by passing through an api-key
* Fixed page breaks being given (incorrect) page numbers
* Fix skipping download on ingest when a source document exists locally