Log Message:
Update to 4.1.4:

--- 4.1.4 2011/02/21

yaz-client: show may XML format records. Command show followed by 'format'
will format XML records retrieved using Libxml2's xmlDocDumpFormatMemory
function.

src/stemmer.c: Avoid using unnamed union. It is not supported by some
older C compilers.

For PHPYAZ: set YAZVERSION, not YAZ_VERSION.