BibFormat: bfe_doi element displays description
BibFormat: bfe_doi element displays description

* Adds a new parameter that controls the position of the description
  for the DOI element.

* Harcoded MARC tag for DOI is replaced by a call to get_field_tags().

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