Fixed issue with TLV starting with a NULL byte that follows directly upon a short_message

lib/session.js

@@ -207,7 +207,7 @@ function session(sock) {
 	 *                       from - alphanum or international format
 	 *                       to - international format
 	 *                       message - string
-	 *                       dlrRequested - boolean defaults to false
+	 *                       dlr - boolean defaults to false
 	 * @param func callback(err, smsId, retPduObj)
 	 */
 	returnObj.sendSms = function(smsOptions, callback) {
@@ -221,7 +221,7 @@ function session(sock) {
 		};
 
 		// Request DLRs!
-		if (smsOptions.dlrRequested) {
+		if (smsOptions.dlr) {
 			pduObj.params.registered_delivery = 0x01;
 		}
 
@@ -374,7 +374,7 @@ function session(sock) {
 			'to':           pduObj.params.destination_addr,
 			'submitTime':   new Date(),
 			'message':      pduObj.params.short_message,
-			'dlrRequested': Boolean(pduObj.params.registered_delivery)
+			'dlr': Boolean(pduObj.params.registered_delivery)
 		};
 
 		function smsReceived(smsData) {