Bug 22857: Sync koha-conf.xml files

Bug 22857: Sync koha-conf.xml files

Missing entries are added to those files.

Test plan:
Search for typos
Compare the two files and comfirm the entries are the same in both.
Exception: supportdir exists in etc/koha-conf.xml only, but I think it's
obsolete.

Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
(cherry picked from commit eaf4b79c32a6f173db8177b8ee365ec10f4532a6)
Signed-off-by: Fridolin Somers <fridolin.somers@biblibre.com>