These plugins have had maintainership attached due to the fact
that they became plugins at one point in time. Since we can now
annotate this better, do it.
According to the SF website the project can now be found on github; not sure if the URL in here has to match something else but if not, this updates the url so it points to the current home of the igmpproxy.
width, align, valign, cellpadding, cellspacing, border, summary, bgcolor
Error: The width attribute on the table element is obsolete. Use CSS instead.
Error: The align attribute on the table element is obsolete. Use CSS instead.
Error: The valign attribute on the table element is obsolete. Use CSS instead.
Error: The cellpadding attribute on the table element is obsolete. Use CSS instead.
Error: The cellspacing attribute on the table element is obsolete. Use CSS instead.
Error: The border attribute on the table element is obsolete. Use CSS instead.
Error: The summary attribute on the table element is obsolete. Consider describing the structure of the table in a caption element or in a figure element containing the table; or, simplify the structure of the table so that no description is needed.
Error: The bgcolor attribute on the table element is obsolete. Use CSS instead.
Error: The element button must not appear as a descendant of the a element.
Specification:
http://w3c.github.io/html/textlevel-semantics.html#the-a-element
"Allowed ARIA role attribute values: link (default - do not set), button, checkbox, radio, switch, tab or treeitem"
"The <a> element may be wrapped around entire paragraphs, lists, tables, and so forth, even entire sections, so long as there is no interactive content within (e.g., buttons or other links)."
