Make body_attributes() a theme callback instead of a method on the

View.  This allows modules to piggyback on it.

modules/gallery/libraries/Admin_View.php

@@ -78,6 +78,7 @@ class Admin_View_Core extends Gallery_View {
     case "admin_page_bottom":
     case "admin_page_top":
     case "admin_head":
+    case "body_attributes":
       $blocks = array();
       foreach (module::active() as $module) {
         $helper_class = "{$module->name}_theme";