Merge pull request #11 from astearns/dfn-for

fix multi-prop dfn-for

Author: astearns

css-text-4/Overview.bs

@@ -259,7 +259,7 @@ Inline breaks between boxes: the 'wrap-before'/'wrap-after' properties</h3>
 	in line and flex line breaking 
 	Possible values:
 
-	<dl dfn-for=wrap-before dfn-type=value>
+	<dl dfn-for="wrap-before, wrap-after" dfn-type=value>
 		<dt><dfn>auto</dfn>
 		<dd>
 			Lines may break at allowed break points