Add the ability to export to OpenXML format, specifically ".xlsx".
In Q2 2015 SP1 we will introduce the PivotGridSpreadExport and PivotGridPdfExport providers that allow exporting the contents of RadPivotGrid to xlsx, csv, pdf and txt formats.
Users are used to the .xlsx extension for Excel files by now, which has been in place since 2007. It would be great if the RadPivotGrid could offer that export option and eliminate the need for us developers to find a way to convert from the ExcelML forma