Print the error to stderr
#include <util/neo_err.h>
void nerr_log_error (NEOERR *err);
currently, this prints out the error to stderr, and free's the error chain
nerr_error_traceback(3), nerr_pass(3), nerr_error_string(3), defined(3), nerr_pass_ctx(3), nerr_passf(3), nerr_init(3), nerr_match(3), nerr_log_error(3), nerr_ignore(3), nerr_register(3), nerr_handle