hotline #144519 MT : Record jumbotron header contains serial links
requested to merge hotline#144519_liens_de_rebonds_sur_les_notices_d_articles_de_numero_et_de_titres_de_periodiques into master
- in serial article, uplink to serial
- in serial, uplink to serial title
- search terms highlight refactoring needed to satisfy SerieLinks typing
- more highlight test coverage