Add support for marshalled Bool types

(cherry picked from commit c34905edc3)

tqdbusmarshall.cpp

@@ -233,6 +233,10 @@ static TQValueList<TQT_DBusData> parseSignature(TQCString& signature)
                 {
                     switch (elementType)
                     {
+                        case TQT_DBusData::Bool:
+                            result << TQT_DBusData::fromBool(
+                                (0));
+                            break;
                         case TQT_DBusData::Byte:
                             result << TQT_DBusData::fromByte(
                                 (0));