[css3-sizing] improve issue wording

--HG--
extra : rebase_source : b9600ce1720dfaa4bc58da4e84e1acefbf57acab

Author: fantasai

css3-sizing/Overview.html

@@ -774,12 +774,17 @@ <h3 id=table-intrinsic><span class=secno>4.4. </span> Intrinsic Sizes in
   <h3 id=multicol-intrinsic><span class=secno>4.5. </span> Intrinsic Sizes in
    Multi-column Layout</h3>
 
-  <p class=issue> See
-   http://lists.w3.org/Archives/Public/www-style/2011Apr/0316.html
-   http://lists.w3.org/Archives/Public/www-style/2011May/0468.html
-
-  <p class=issue>This section is under discussion and may be removed.</p>
-  <!--
+  <p class=issue> Multi-column elements are different from most in that they
+   grow sideways when their height is restricted. The ‘<a
+   href="#max-content"><code class=css>max-content</code></a>’ value should
+   be able to accommodate this somehow, in particular as this is how
+   multi-column elements work in <a
+   href="http://www.w3.org/TR/css3-writing-modes/#orthogonal-multicol">orthogonal
+   flows</a>. See also <a
+   href="http://lists.w3.org/Archives/Public/www-style/2011Apr/0316.html">this
+   explanation</a>
+   <!-- http://lists.w3.org/Archives/Public/www-style/2011May/0468.html -->
+   <!--
 	<p>For multi-column elements laid out with infinite available measure (see
 		<a href="#orthogonal-multicol">Multi-column Layout in Orthogonal Flows</a>),
 		the <i>min-content</i> extent is the extent that would result

css3-sizing/Overview.src.html

@@ -511,11 +511,13 @@ <h3 id="multicol-intrinsic">
 Intrinsic Sizes in Multi-column Layout</h3>
 
 	<p class='issue'>
-		See 
-		http://lists.w3.org/Archives/Public/www-style/2011Apr/0316.html
-		http://lists.w3.org/Archives/Public/www-style/2011May/0468.html
-	
-	<p class="issue">This section is under discussion and may be removed.</p>
+		Multi-column elements are different from most in that they grow sideways
+		when their height is restricted. The ''max-content'' value should be able
+		to accommodate this somehow, in particular as this is how multi-column
+		elements work in <a href="http://www.w3.org/TR/css3-writing-modes/#orthogonal-multicol">orthogonal flows</a>.
+		See also
+		<a href="http://lists.w3.org/Archives/Public/www-style/2011Apr/0316.html">this explanation</a>
+		<!-- http://lists.w3.org/Archives/Public/www-style/2011May/0468.html -->
 <!--
 	<p>For multi-column elements laid out with infinite available measure (see
 		<a href="#orthogonal-multicol">Multi-column Layout in Orthogonal Flows</a>),