trafilatura-1.5.0

Extraction:

• fixes for metadata extraction with @felipehertzer (#295, #296), @andremacola (#282, #310), and @edkrueger (#303)
• pagetype and image urls added to metadata by @andremacola (#282, #310)
• add as_dict method to Document class with @edkrueger in #306
• XML output fix with @knit-bee in #315
• various smaller fixes: lists (#309), XPaths, metadata hardening

Navigation:

• transfer URL management to courlan.UrlStore (#232, #312)
• fixes for spider module

Maintenance:

• simplify code and extend tests
• underlying packages htmldate and courlan, update setup and docs

Full Changelog: v1.4.1...v1.5.0