[css-animations] Convert a few remnants of OMG IDL into WebIDL.

Author: dbaron

css-animations/Overview.bs

@@ -944,9 +944,9 @@ IDL Definition</h4>
 	           attribute DOMString   name;
 	  readonly attribute CSSRuleList cssRules;
 
-	  void            appendRule(in DOMString rule);
-	  void            deleteRule(in DOMString key);
-	  CSSKeyframeRule findRule(in DOMString key);
+	  void            appendRule(DOMString rule);
+	  void            deleteRule(DOMString key);
+	  CSSKeyframeRule findRule(DOMString key);
 	};
 	</pre>
 
@@ -1038,8 +1038,14 @@ The <code>findRule</code> method</h4>
 <h2 id="acknowledgements">
 Acknowledgements</h2>
 
-	Thanks especially to the feedback from Tab Atkins, Carine Bournez, Anne van Kesteren, Øyvind Stenhaug,
-	Estelle Weyl, and all the rest of the www-style community.
+	Thanks especially to the feedback from
+	Tab Atkins,
+	Carine Bournez,
+	Christian Budde,
+	Anne van Kesteren,
+	Øyvind Stenhaug,
+	Estelle Weyl,
+	and all the rest of the www-style community.
 
 <h2 id="wg-resolutions-pending">
 Working Group Resolutions that are pending editing</h2>