GCbooks, set of 3 commits for cleaner view and a bug correction

• 1e8157f9 GCbooks, swap dates of publication and addition in left menu,

  to have same order as in detailed view

• 346e769f GCbooks, handle xml w/o borrower field

  This is a complement of previous cid#4e51fcf1 "Adaptation au fork gcstar de Kerenoc"

• 029db552 GCbooks display rank field in all views

  • Display rank field in all views (as 'Tome' in french)
  • In Description view, add serie field as 'Séries' in french (not Collection)