title: user lib jar precedence over oozie share lib in spark action
body: <p>Is below option a best approach to give user jar precedence over oozie share lib jar while running on yarn cluster (to resolve class conflict issue)?</p>
  
  <pre><code>&lt;property&gt;
      &lt;name&gt;oozie.launcher.mapreduce.user.classpath.first&lt;/name&gt;
      &lt;value&gt;true&lt;/value&gt;
  &lt;/property&gt; 
  </code></pre>
  
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