Bug 7394 : Fixing scoping issue with XSLT processing. Also bailing out early for...

Bug 7394 : Fixing scoping issue with XSLT processing. Also bailing out early for 404 inestead of doing unnessecary processing

Signed-off-by: Frédéric Demians <f.demians@tamil.fr>
I can confirm the bug and the solution.

Signed-off-by: Katrin Fischer <Katrin.Fischer.83@web.de>
Second sign-off from me, patch fixes display of detail page
for last record on a result page.

Signed-off-by: Paul Poulain <paul.poulain@biblibre.com>
(cherry picked from commit fa1a90fd4f6fcb709bc2bd6ad57e75154ecb63f9)

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