add test resources manually

jvm-packages/create_jni.sh

@@ -29,6 +29,8 @@ rm -f xgboost4j/src/main/resources/lib/libxgboost4j.${dl}
 mv lib/libxgboost4j.so xgboost4j/src/main/resources/lib/libxgboost4j.${dl}
 # copy python to native resources
 cp ../dmlc-core/tracker/dmlc_tracker/tracker.py xgboost4j/src/main/resources/tracker.py
-
+# copy test data files
+mkdir -p xgboost4j-spark/src/test/resources/
+cp ../demo/data/agaricus.* xgboost4j-spark/src/test/resources/
 popd > /dev/null
 echo "complete"