[Java] Package native dependencies into jar (#4367)

java/tutorial/README.rst

@@ -12,7 +12,7 @@ To run them, execute the following command under ``ray/java`` folder.
 
 .. code-block:: shell
 
-    java -Dray.home=.. -classpath "tutorial/target/ray-tutorial-1.0.jar:tutorial/lib/*" org.ray.exercise.Exercise01
+    java -classpath "tutorial/target/ray-tutorial-1.0.jar:tutorial/lib/*" org.ray.exercise.Exercise01
 
 `Exercise 1 <https://github.com/ray-project/ray/tree/master/java/tutorial/src/main/java/org/ray/exercise/Exercise01.java>`_: Define a remote function, and execute multiple remote functions in parallel.
 

java/tutorial/src/main/resources/ray.conf

@@ -1,5 +1,4 @@
-ray{
-  home: ".."
+ray {
   run-mode: CLUSTER
   redirect-output: false
 }