Make it clear the utf-8 label is case-insensitive. https://www.w3.org…

…/Bugs/Public/show_bug.cgi?id=24337

Overview.html

@@ -7,7 +7,7 @@
 
 <p><a class="logo" href="//www.whatwg.org/"><img alt="WHATWG" height="100" src="//resources.whatwg.org/logo-encoding.svg" width="100"></a></p>
 <h1>Encoding</h1>
-<h2 class="no-num no-toc" id="living-standard-—-last-updated-11-january-2014">Living Standard — Last Updated 11 January 2014</h2>
+<h2 class="no-num no-toc" id="living-standard-—-last-updated-24-january-2014">Living Standard — Last Updated 24 January 2014</h2>
 
 <dl>
  <dt>This Version:
@@ -36,7 +36,7 @@ <h2 class="no-num no-toc" id="living-standard-—-last-updated-11-january-2014">
 <p class="copyright"><a href="http://creativecommons.org/publicdomain/zero/1.0/" rel="license">CC0 1.0 Universal</a>.
 To the extent possible under law, the editor has waived all copyright and
 related or neighboring rights to this work. In addition, as of
-11 January 2014, the editor has made this specification available
+24 January 2014, the editor has made this specification available
 under the
 <a href="http://www.openwebfoundation.org/legal/the-owf-1-0-agreements/owfa-1-0" rel="license">Open Web Foundation Agreement Version 1.0</a>,
 which is available at
@@ -250,7 +250,8 @@ <h2 id="encodings"><span class="secno">4 </span>Encodings</h2>
 or <a href="#label" title="label">labels</a>.
 
 <p>Authors must use the <a href="#utf-8">utf-8</a> <a href="#encoding">encoding</a> and must use the
-"<code title="">utf-8</code>" <a href="#label">label</a> to identify it.
+<a href="#ascii-case-insensitive">ASCII case-insensitive</a> "<code title="">utf-8</code>" <a href="#label">label</a> to
+identify it.
 
 <p>New protocols and formats must use the <a href="#utf-8">utf-8</a> <a href="#encoding">encoding</a>
 exclusively. If these protocols and formats need to expose the <a href="#encoding">encoding</a>'s
@@ -2581,6 +2582,7 @@ <h2 class="no-num" id="acknowledgments">Acknowledgments</h2>
 Doug Ewell,
 Erik van der Poel,
 譚永鋒 (Frank Yung-Fong Tang),
+Geoffrey Sneddon,
 Glenn Maynard,
 Gordon P. Hemsley,
 Henri Sivonen,

Overview.src.html

@@ -212,7 +212,8 @@ <h2>Encodings</h2>
 or <span title=label>labels</span>.
 
 <p>Authors must use the <span>utf-8</span> <span>encoding</span> and must use the
-"<code title>utf-8</code>" <span>label</span> to identify it.
+<span>ASCII case-insensitive</span> "<code title>utf-8</code>" <span>label</span> to
+identify it.
 
 <p>New protocols and formats must use the <span>utf-8</span> <span>encoding</span>
 exclusively. If these protocols and formats need to expose the <span>encoding</span>'s
@@ -2519,6 +2520,7 @@ <h2 class=no-num>Acknowledgments</h2>
 Doug Ewell,
 Erik van der Poel,
 譚永鋒 (Frank Yung-Fong Tang),
+Geoffrey Sneddon,
 Glenn Maynard,
 Gordon P. Hemsley,
 Henri Sivonen,