* EmbeddedPackagePart, add it back onto the deck and save to a file.
*
*/
ByteArrayOutputStream baos = new ByteArrayOutputStream();
SaveToZipFile saver = new SaveToZipFile(spreadSheet);
saver.save(baos);
epp.setBinaryData(baos.toByteArray());
// Write the new file to disk
ppt.save(new java.io.File(outputfilepath));