trafilatura-1.9.0

Extraction:

• add markdown as explicit output (#550)
• improve recall preset (#571)
• speedup for readability-lxml (#547)
• add global options object for extraction and use it in CLI (#552)
• fix: better encoding detection (#548)
• recall: fix for lists inside tables with @mikhainin (#534)
• add symbol to preserve vertical spacing in Markdown (#499)
• fix: table cell separators in non-XML output (#563)
• slightly better accuracy and execution speed overall

Metadata:

• add file creation date (date extraction, JSON & XML-TEI) (#561)
• fix: empty content in meta tag by @felipehertzer (#545)

Maintenance:

• restructure and simplify code (#543, #556)
• CLI & downloads: revamp and use global options (#565)
• eval: review code, add guidelines and small benchmark (#542)
• fix: raise error if config file does not exist (#554)
• deprecate process_record() (#549)
• docs: convert readme to markdown and update info (#564, #578)