refs #19767 [fid_bbi] set head title of home page to "Home"

plus: remove BBI-specific German translation

fid_bbi/languages/de.ini

@@ -21,7 +21,6 @@ Email = "E-Mail"
 Email this = "Versenden"
 Email this Search = "Versenden"
 Get RSS Feed = "RSS-Feed"
-Home = "Home"
 Local Subjects = "Lokale Schlagworte"
 Remove all Filters = "Alle Filter entfernen"
 Subjects = "Schlagworte"

themes/fid_bbi/templates/search/home.phtml

 <!-- fid_bbi: search - home -->
 <?php
-$this->headTitle($this->transEsc('LibraryName'));
+$this->headTitle($this->transEsc('Home'));
 $this->layout()->breadcrumbs = false;
 ?>