Switch to side-by-side view

--- a/packaging/debian/debianunitylens/changelog
+++ b/packaging/debian/debianunitylens/changelog
@@ -1,3 +1,6 @@
+recoll-lens (1.18.1.2997-1~ppaPPAVERS~SERIES1) SERIES; urgency=low
+  * Updated lens to vers. 1.18.1
+ -- Jean-Francois Dockes <jf@dockes.org>  Mon, 05 Nov 2012 13:31:00 +0100
 recoll-lens (1.17.2.2697-1~ppaPPAVERS~SERIES1) SERIES; urgency=low
   * Updated lens to vers. 1.17.1.2697 : display thumbnails when they exist
  -- Jean-Francois Dockes <jf@dockes.org>  Tue, 15 May 2012 13:51:00 +0200