[CSS22] Refer to XML 1.1 instead of XML 1.0.

Author: bert-github

css2/selector.src

@@ -444,7 +444,7 @@ even if the default values are not included in the document tree.
 
 <p>More precisely, a UA may, but is <em>not</em> required to, read an "external
 subset" of the DTD but <em>is</em> required to look for default
-attribute values in the document's "internal subset." (See [[XML10]]
+attribute values in the document's "internal subset." (See [[XML11]]
 for definitions of these subsets.)
 Depending on the UA, a default attribute value defined in the external
 subset of the DTD might or might not appear in the document tree.
@@ -647,7 +647,7 @@ than <samp>[id=p123]</samp> in terms of the <a
 href="cascade.html">cascade</a>.
 
 <div class="note">
-<p><em><strong>Note.</strong> In XML 1.0 [[-XML10]], the information about which
+<p><em><strong>Note.</strong> In XML 1.1 [[-XML11]], the information about which
 attribute contains an element's IDs is contained in a DTD. When
 parsing XML, UAs do not always read the DTD, and thus may not know
 what the ID of an element is. If a style sheet designer knows or
@@ -662,7 +662,7 @@ an "!important" priority to the declarations: <code>[name=p371]
 <p>If an element has multiple ID attributes, all of them must be
 treated as IDs for that element for the purposes of the ID
 selector. Such a situation could be reached using mixtures of xml:id
-[[-XMLID]], DOM3 Core [[-DOM-LEVEL-3-CORE]], XML DTDs [[-XML10]] and
+[[-XMLID]], DOM3 Core [[-DOM-LEVEL-3-CORE]], XML DTDs [[-XML11]] and
 namespace-specific knowledge.
 
 <h2><a name="pseudo-elements">Pseudo-elements</a> and <a
@@ -982,7 +982,7 @@ The identifier C does not have to be a valid language name.</p>
 <p class=note>Note: It is recommended that documents and
 protocols indicate language using codes from BCP&nbsp;47 [[-BCP47]] or
 its successor, and by means of "xml:lang" attributes in the case of
-XML-based documents [[XML10]]. See <a
+XML-based documents [[XML11]]. See <a
 href="http://www.w3.org/International/questions/qa-lang-2or3">
 "FAQ: Two-letter or three-letter language codes."</a></p>