Just commiting current state of my work on the 'dataview' (grid), does NOT do anything usefull right now

etemplate/js/et2_dataview_interfaces.js

@@ -0,0 +1,23 @@
+/**
+ * eGroupWare eTemplate2 - Contains the dataview base object.
+ *
+ * @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
+ * @package etemplate
+ * @subpackage dataview
+ * @link http://www.egroupware.org
+ * @author Andreas Stöckel
+ * @copyright Stylite 2011
+ * @version $Id$
+ */
+
+var et2_dataview_IInvalidatable = new Interface({
+
+	invalidate: function();
+
+});
+
+var et2_dataview_IDataRow = new Interface({
+
+	updateData: function(_data);
+
+});