Bug 12066: New renew page in staff client doesn't record branch in statistics

Bug 12066: New renew page in staff client doesn't record branch in statistics

Test Plan:
1) Apply this patch
2) Renew an item via circ/renew.pl
3) Note the branch code of your logged in library is set as the
   branch in the generated statistic line

Signed-off-by: Bernardo Gonzalez Kriegel <bgkriegel@gmail.com>
Tested pre and post patch, now branch is saved
No errors

Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Signed-off-by: Tomas Cohen Arazi <tomascohen@gmail.com>