Fixed mistaken long argument name ("sf" called "sort format" instead of "sort field").  Note that the argument name change may affect template customizations.
Fixed mistaken long argument name ("sf" called "sort format" instead
of "sort field").  Note that the argument name change may affect
template customizations.

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