+ /**
+ * LIST the contacts available in the selected card.
+ *
+ * @param parameter
+ * (optional) a search term that, if given, must be present in
+ * the N or FN property of the contact for the contact to be
+ * returned (case insensitive)
+ *
+ * @return a LIST of all the contacts in the selected card that contain the
+ * search term, or all contacts if no search term given
+ *
+ * @requires PUT_CARD mode must be enabled before
+ *
+ * @note The contacts are listed each on their own line, preceded by their
+ * hashes and a space character (" ")
+ * <p>
+ * Example: <tt>
+ * <p>
+ * 5d1db4f26410eae670852b53e6ea80be 6pXXHy8T3b
+ * <p>
+ * 477eef8e57a12dffeeb4063d5a138c9a FoYJUyDOwM
+ */