LP1889113 Staff catalog record holds sticky org select

LP1889113 Staff catalog record holds sticky org select

Teaches the record holds grid to use a persistkey for making the pickup
lib selector sticky.  Additionaly, teach the holds retrieval code to
wait until the org select has settled on a value before collecting any
data.

Also adds the new workstation setting type
'eg.orgselect.cat.catalog.wide_holds'

Signed-off-by: Bill Erickson <berickxx@gmail.com>
Signed-off-by: Terran McCanna <tmccanna@georgialibraries.org>
Signed-off-by: Jane Sandberg <sandbej@linnbenton.edu>