Set OpenGraph title to DisplayName in profile pages

Author: catdevnull

templates/base/head.tmpl

@@ -71,7 +71,7 @@
 		</style>
 	</noscript>
 {{if .PageIsUserProfile}}
-	<meta property="og:title" content="{{.Owner.Name}}" />
+	<meta property="og:title" content="{{.Owner.DisplayName}}" />
 	<meta property="og:type" content="profile" />
 	<meta property="og:image" content="{{.Owner.AvatarLink}}" />
 	<meta property="og:url" content="{{.Owner.HTMLURL}}" />