issue 216 : overriding the pagingtoolbars refresh button to work with local caching store

git-svn-id: https://beef.googlecode.com/svn/trunk@639 b87d56ec-f9c0-11de-8c8a-61c5e9addfc9

public/javascript/ui/panel/DataGrid.js

@@ -79,3 +79,11 @@ DataGrid = function(url, page, base) {
 };
 
 Ext.extend(DataGrid, Ext.grid.GridPanel, {});
+
+//Because we're using paging stores now, we have to override the PagingToolbar refresh
+Ext.override(Ext.PagingToolbar, {
+	doRefresh: function() {
+		delete this.store.lastParams;
+		this.doLoad(this.cursor);
+	}
+});