improvement: id on each fieldset of circulation template.
template guideline compliance: on circulation template, selected status of
each option in date options (day/month/year) is managed by a
TMPL_IF/TMPL_ELSE outside the <option>.
bug fixed: on circulation template, today issues could not be renewed with
new reserve/renewscript.pl items list coming from HTTP request.
bug fixed: on return template, included template to close the <head> was
wrong.
bug fixed: on member/moremember template, renew items comply with new
reserve/renewscript.
simplification: deletion of useless input param look-up table in
reserve/renewscript.pl, direct use of CGI method.