Switch to side-by-side view

--- a/src/excludefile
+++ b/src/excludefile
@@ -25,6 +25,7 @@
 qtgui/preview/preview.pro
 qtgui/preview/pvmain.cpp
 qtgui/recoll.pro
+qt4gui/images
 recollinstall
 sampleconf/recoll.conf
 sysconf