Bug 28356: Consolidate catalogue search box code

Bug 28356: Consolidate catalogue search box code

To test:
1 - Apply patch
2 - Confirm searchign the catalog works from:
    Administration->Budgets
    Cataloging
    Circulation->Check in
    Administration->Cities and towns
    Acquisitions->{Vendor}->Contracts
    Administration->Currencies
    Administration->Circulation desks (requires  UseCirculationDesks preference)
    Home
    Tools->Notices and slips
    Patrons
    Adminstration
    Serials
    Acquisitions->Suggestions
    Administration->Z39.50/SRU servers

Signed-off-by: hakam <hakam@inlibro.com>
Signed-off-by: Joonas Kylmälä <joonas.kylmala@iki.fi>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>