bug 3263: Staff Search Results Interface Changes

bug 3263: Staff Search Results Interface Changes

Coding by Rick Welykochy <rick@praxis.com.au>

[1] Three new system preferences to enable particular
bib record views in the staff interface:

viewMARC
viewLabeledMARC
viewISBD

Implements enhancement 2642.

[2] New button in the regular and cataloging search results
   pages in the staff interface to allow the operator to redo
   the search against Z39.50 targets instead of the Koha database.

[3] Added copyright date and edition to cataloging and Z39.50 search results.
    Implements enhancement 2640.

Feature sponsored by MassCat.

Signed-off-by: Galen Charlton <galen.charlton@liblime.com>