/**
* \brief constructor
- * @param inFilename
+ * @param inFilename file to be opened for parsing
* @param exception_on_error whether we throw an exception or not
* @param enable_sequences = true to allow the header
- * to be parsed *inside* the SeQuences,
+ * to be parsed *inside* the SeQuences,
* when they have an actual length
+ * \warning enable_sequences *has to be* true for reading PAPYRUS 3.0 files
* @param ignore_shadow to allow skipping the shadow elements,
* to save memory space.
* \warning The TRUE value for this param has to be used