• Fixed unquoted url() with /* after a comma (by @MFA-G).
• Fixed url (…) with a space before the bracket being parsed as URL.
• Fixed unquoted uppercase URL() parsing (by @Don-Yin).
• Fixed empty source in CssSyntaxError on long lines (by @simpleqt).
• Fixed line breaks on source map annotation removal (by @wozhenbang2004).
• Fixed Declaration#important types (by @johnhldiver-beep).