14.51.0

• Adds support for nrk.no (#892)
• Adds referential metadata lookup when authors and recipes are included as separate JSON-LD entities (#895)
• Fixup / nitpick for replacement of malencoded UTF-8 non-breaking-spaces (#897)
• Adding canonical_url for all applicable scrapers, and performing a content refresh: batch one (#891)
• Misc small cleanups.

Thank you to @jknndy and @MiaPT! 🎉