[css-values-3] Update DoC

Author: fantasai

css-values-3/issues-cr-2016.bsi

@@ -128,5 +128,7 @@ Issue 16.
 Summary:  CSS2 and css-values conflict on empty url()s
 From:     Geoffrey Sneddon
 Comment:  https://github.com/w3c/csswg-drafts/issues/2211
-Open
+Response: https://github.com/w3c/csswg-drafts/issues/2211#issuecomment-399200005
+Closed:   Accepted
+Resolved: https://lists.w3.org/Archives/Public/www-style/2018Jul/0018.html
 ----

css-values-3/issues-cr-2016.html

@@ -163,12 +163,14 @@ <h1>CSS Values and Units Level 3 Disposition of Comments for 2016-09-29 CR</h1>
 <span>Comment:  <a href='https://github.com/w3c/csswg-drafts/issues/1766'>https://github.com/w3c/csswg-drafts/issues/1766</a></span>
 <span class="a">Closed:   Accepted</span>
 <span>Resolved: <a href='https://lists.w3.org/Archives/Public/www-style/2017Sep/0014.html'>https://lists.w3.org/Archives/Public/www-style/2017Sep/0014.html</a> <a href="https://www.w3.org/Mail/flatten/index?subject=https%3A%2F%2Flists.w3.org%2FArchives%2FPublic%2Fwww-style/2017Sep/0014.html"><abbr title="Thread">&#x2208;</abbr></a></span></pre>
-<pre class='open ' id='issue-16'>
+<pre class=' a' id='issue-16'>
 <span>Issue 16. <a href='#issue-16'>#</a></span>
 <span>Summary:  CSS2 and css-values conflict on empty url()s</span>
 <span>From:     Geoffrey Sneddon</span>
 <span>Comment:  <a href='https://github.com/w3c/csswg-drafts/issues/2211'>https://github.com/w3c/csswg-drafts/issues/2211</a></span>
-<span>Open</span></pre>
+<span>Response: <a href='https://github.com/w3c/csswg-drafts/issues/2211#issuecomment-399200005'>https://github.com/w3c/csswg-drafts/issues/2211#issuecomment-399200005</a></span>
+<span class="a">Closed:   Accepted</span>
+<span>Resolved: <a href='https://lists.w3.org/Archives/Public/www-style/2018Jul/0018.html'>https://lists.w3.org/Archives/Public/www-style/2018Jul/0018.html</a> <a href="https://www.w3.org/Mail/flatten/index?subject=https%3A%2F%2Flists.w3.org%2FArchives%2FPublic%2Fwww-style/2018Jul/0018.html"><abbr title="Thread">&#x2208;</abbr></a></span></pre>
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