Helpers: changes to pingback_url() and sanitize_html()
Helpers: changes to pingback_url() and sanitize_html()

Pingback regex is less tolerant of malformed <link> tags but also more
tolerant of varying tag implementation; HTML tag sanitisation will
retain closing slashes for empty elements with or without a space
beforehand.

xenocrat/chyrp-lite,xenocrat/chyrp-lite