trafilatura-1.6.1

Extraction:

• minor fixes: tables in figures (#301), headings (#354) and lists (#318)

Metadata:

• simplify and fully test JSON parsing code, with @felipehertzer (#352, #368)
• authors, JSON and unicode fixes by @felipehertzer in #365
• fix for authors without additionalName by @awwitecki in #363

Navigation:

• reviewed link processing in feeds and sitemaps (#340, #350)
• more robust spider (#359)
• updated underlying courlan package (#360)

Full Changelog: v1.6.0...v1.6.1