Bug 22284: Control hold groups in C4::Reserves

Bug 22284: Control hold groups in C4::Reserves

This patch modifies C4::Reserves to control when hold group options where selected
in smart rules.
In CanItemBeReserved adds 2 new error status messages
1) branchNotInHoldGroup: when a patron's homebranch is not in item's hold group
2) pickupNotInHoldGroup: when a selected pickup location is not in item's hold group
Also CheckReserves is modified when item's priority is defined, to control by hold
group when required.
Finally, IsAvailableForItemLevelRequest was also modified to control by hold group when
required.

To test:
1) Apply this patch
2) prove t/db_dependent/Holds.t
SUCCESS => Result: PASS
3) Sign off

Sponsored-by: VOKAL
Signed-off-by: Josef Moravec <josef.moravec@gmail.com>
Signed-off-by: Liz Rea <wizzyrea@gmail.com>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>