+ - Search handler now deals correctly with undefined addinfo:
+ previously a (harmless) error message was emitted.
+ - Add Perl API to yaz_diag_srw_to_bib1(), which SimpleServer
+ applications will need if they access SRU/SRW back-end
+ databases and need to report errors.
+ - Add Perl API to yaz_diag_bib1_to_srw(), because it would
+ seem churlish not to.