[chronojump] Minor fix

[Xavier Padullés <xpadulles src gnome org>]

commit 71bf9b7f2c3d03c05f39b56d2e04ebc556518577
Author: Xavier Padullés <x padulles gmail com>
Date:   Mon Apr 13 20:18:16 2015 +0200

    Minor fix

 encoder/tests/smooth-2015.R |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/encoder/tests/smooth-2015.R b/encoder/tests/smooth-2015.R
index 81e30dc..7ca9408 100644
--- a/encoder/tests/smooth-2015.R
+++ b/encoder/tests/smooth-2015.R
@@ -1,4 +1,7 @@
-source("util.R")
+#Call with:
+#Rscript smooth-2015.R
+
+source("../util.R")
 
 getSpeedByPosition <- function(displacement, smoothing) {
        position <- cumsum(displacement)