MapR [SPARK-1000] Spark's -Djava.library.path misses hadoop native libs (apache#960)

Author: akhalymon-cv

conf/spark-env.sh

@@ -182,7 +182,7 @@ SPARK_SUBMIT_OPTS="$SPARK_SUBMIT_OPTS -Djava.security.disableSystemPropertiesFil
 fi
 
 #UI
-export SPARK_SUBMIT_OPTS="$SPARK_SUBMIT_OPTS -Djava.library.path=$SPARK_MAPR_HOME/lib"
+export SPARK_SUBMIT_OPTS="$SPARK_SUBMIT_OPTS -Djava.library.path=$SPARK_MAPR_HOME/lib:$HADOOP_HOME/lib/native"
 export SPARK_HISTORY_OPTS="$SPARK_HISTORY_OPTS -Djava.library.path=$SPARK_MAPR_HOME/lib"
 export SPARK_MASTER_HOST=$(hostname --fqdn)
 export SPARK_MASTER_IP=$(hostname --fqdn)