Show/hide search interface help boxes (top-right portalboxes) according to users' preferred settings.  In addition, some kwalitee code cleanup.
Show/hide search interface help boxes (top-right portalboxes)
according to users' preferred settings.  In addition, some kwalitee
code cleanup.

inveniosoftware/invenio-records,inveniosoftware/invenio-search,tiborsimko/invenio-search,tiborsimko/invenio-search,tiborsimko/invenio-records,tiborsimko/invenio-records,inveniosoftware/invenio-search,inveniosoftware/invenio-records