template: removal of redundant nav links in footer
template: removal of redundant nav links in footer

* Removes redundant links in footer. They are already present in the
  navbar. This reduces UI clutter.

Signed-off-by: Marco Neumann <3829486b93ec44395f0b980424bae9b6fb07b7bc@crepererum.net>

inveniosoftware/invenio,tiborsimko/invenio,inveniosoftware/invenio,tiborsimko/invenio