LP1402770_column_picker_option_for_number_of_holds
Added a virtual IDL defintion. Added a OpenSRF method to return
the number of holds that a copy is a member of action.hold_copy_map.
Added javascript column definition to surface this in the xul staff client.
Added the column in the web based staff client as well.
Signed-off-by: blake <blake@mobiusconsortium.org>
Signed-off-by: Andrea Neiman <aneiman@kent.lib.md.us>
Signed-off-by: Kathy Lussier <klussier@masslnc.org>
Signed-off-by: Ben Shum <ben@evergreener.net>