Switch to side-by-side view

--- a/tests/config/mimemap
+++ b/tests/config/mimemap
@@ -40,3 +40,5 @@
 .9 = text/x-man
 .n = text/x-man
 
+[/home/dockes/projets/fulltext/testrecoll/purple]
+.txt = text/x-purple-log