model_viewer: fix path to the android project

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>

diff --git a/contrib/model_viewer/Makefile b/contrib/model_viewer/Makefile
index f1f9a05..8497bab 100644 (file)
--- a/contrib/model_viewer/Makefile
+++ b/contrib/model_viewer/Makefile
@@ -35,5 +35,5 @@ bin/model_viewer_vr.apk: $(shell ${NITLS} -M src/model_viewer.nit android) andro
 
 android/libs/cardboard.jar:
        mkdir -p android/libs
-       curl --progress-bar -o libs/cardboard.jar \
        https://raw.githubusercontent.com/googlesamples/cardboard-java/master/CardboardSample/libs/cardboard.jar
+       curl --progress-bar -o android/libs/cardboard.jar \