[css-regions-1] Update Changes section

Author: xfq

css-regions-1/Overview.bs

@@ -2084,6 +2084,15 @@ Use Cases</h2>
 <h2 id="changes">
 Changes</h2>
 
+<h3 id="changes_from_Oct_9_2014">
+	Changes from <a href="https://www.w3.org/TR/2014/WD-css-regions-1-20141009/">October 9<sup>th</sup> 2014</a> version</h3>
+
+		<ul>
+			<li>Add animation type lines</li>
+			<li>Remove definition of break properties, since they're already defined in [[CSS-BREAK-3]].</li>
+			<li>Mention effects of containment on regions.</li>
+		</ul>
+
 <h3 id="changes_from_Feb_18_2014">
 Changes from <a href="https://www.w3.org/TR/2014/WD-css3-regions-20140218/">February 18<sup>th</sup> 2014</a> version</h3>