Bug 3326: Staff results still displayed &

Bug 3326: Staff results still displayed &

In certain circumstances, ampersands would not be displayed properly in the
Staff client search results. This patch fixes that by ensuring that all the
doubled ampersands that Zebra inserts in XML indexing mode are replaced by the
correct single ampersand entity.

Signed-off-by: Nicole C. Engard <nengard@bywatersolutions.com>
Signed-off-by: Chris Cormack <chrisc@catalyst.net.nz>
(cherry picked from commit fa7ca5c8b8b5fdf27fae63fd0ada7fe539651bc2)

Signed-off-by: Chris Nighswonger <chris.nighswonger@gmail.com>