Bug 23426: Add fine items to patron information response in SIP2

Bug 23426: Add fine items to patron information response in SIP2

This patch adds fine items (AV) to patron information response in SIP2
In addition the active currency we be part of the response (BH)
This also fixes the number of items in the response which are specified in BP and BQ in the request

to test:
a) create a manual invoice for patron 23529000035676 : http://localhost:8081/cgi-bin/koha/members/maninvoice.pl?borrowernumber=19
b) in ktd call: perl /usr/share/koha/bin/sip_cli_emulator.pl -a 127.0.0.1 -p 6001 -su term1 -sp term1   -l CPL --patron 23529000035676 -m patron_information -s "      Y   "
c) verify that no |AV field is in response
d) apply patch
e) in ktd call: perl /usr/share/koha/bin/sip_cli_emulator.pl -a 127.0.0.1 -p 6001 -su term1 -sp term1   -l CPL --patron 23529000035676 -m patron_information -s "      Y   "
f) verify that response includes fields like '|AVManual fee '

Signed-off-by: David Nind <david@davidnind.com>
Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
[EDIT] Tidied inline
Signed-off-by: Katrin Fischer <katrin.fischer@bsz-bw.de>