Patch by Zarafa <http://www.zarafa.com/> - a header with the final recipient information was created, but
not added to the MDN email. This patch adds this information to the mail.

--- libvmime-0.7.1/src/mdn/MDNHelper.cpp				2006-11-28 09:43:47.995127250 +0100
+++ libvmime-0.7.1/src/mdn/MDNHelper.cpp.mdn-final-recipient		2006-11-28 09:43:27.505846750 +0100
@@ -246,6 +246,7 @@
 		(headerFieldFactory::getInstance()->create(vmime::fields::FINAL_RECIPIENT));
 
 	fr->setValue("rfc822; " + mdnInfos.getRecipient().getEmail());
+	fields.appendField(fr);
 
 	// -- Original-Message-ID
 	if (mdnInfos.getMessage()->getHeader()->hasField(vmime::fields::MESSAGE_ID))