Fixes: #659
Signed-off-by: Martin Weinelt <martin@darmstadt.freifunk.net>

The field was accidentally removed during the status-page rewrite.

Fixes #1401

This new status page is significantly smaller than the old one. It always
loads its resources from the same host as the page itself, not requiring
cross-origin requests anymore.

It also uses the common i18n infrastructure of gluon-web.

Fixes #914