Switch to side-by-side view

--- a/src/sampleconf/mimemap
+++ b/src/sampleconf/mimemap
@@ -61,6 +61,7 @@
 .rar = application/x-rar
 #.Z  = application/x-compress
 .zip = application/zip
+.7z = application/x-7z-compressed
 
 # The rcltar module can handle compressed tar formats internally so we
 # use application/x-tar for all tar files compressed or not. Note that tar