Removed unneeded &nbsp; after checkboxes in the Narrow by collection portalbox.  Thanks to Theodoros Theodoropoulos for reporting the problem.
Removed unneeded &nbsp; after checkboxes in the Narrow by collection
portalbox.  Thanks to Theodoros Theodoropoulos for reporting the
problem.

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