conforms to http://www.w3.org/TR/2015/CR-css-ui-3-20150707/#propdef-outline-style (including the exclusion of 'hidden')

@SPEC updated.

Author: ylafon

org/w3c/css/properties/css3/CssOutlineStyle.java

@@ -1,7 +1,7 @@
-// $Id$
+//
 // Author: Yves Lafon <ylafon@w3.org>
 //
-// (c) COPYRIGHT MIT, ERCIM and Keio University, 2012.
+// (c) COPYRIGHT MIT, ERCIM, Keio, Beihang, 2015.
 // Please first read the full copyright statement in file COPYRIGHT.html
 package org.w3c.css.properties.css3;