Bug 12563: capitalisation on detail pages item's tab

Bug 12563: capitalisation on detail pages item's tab

Test: go to a record in the catalog, go to detail page, switch to 'items'
tab, look for the 2 'Set status' buttons, check capitalisation should be
lower case for second word.

Signed-off-by: Bernardo Gonzalez Kriegel <bgkriegel@gmail.com>
Works as described, no koha-qa errors

Evonne, assign the patch to yourself :)

Signed-off-by: Katrin Fischer <Katrin.Fischer.83@web.de>
Small template change, no regressions found.

Signed-off-by: Tomas Cohen Arazi <tomascohen@gmail.com>