Switch to side-by-side view

--- a/src/qtgui/recoll_fr.ts
+++ b/src/qtgui/recoll_fr.ts
@@ -330,6 +330,14 @@
         <source>Query details</source>
         <translation>DĂŠtail de la recherche</translation>
     </message>
+    <message>
+        <source>Unavailable document</source>
+        <translation>Document inaccessible</translation>
+    </message>
+    <message>
+        <source>History data</source>
+        <translation>DonnĂŠes d&apos;historique</translation>
+    </message>
 </context>
 <context>
     <name>SortForm</name>