title: Setting up M2_REPO classpath
body: <p>I have a few questions corresponding to this. </p>
  
  <ol>
  <li>What is M2_REPO?</li>
  <li><p>What does this command do?</p>
  
  <p><code>mvn -Declipse.workspace=&lt;your_workspace_location&gt; eclipse:add-maven-repo</code></p></li>
  <li><p>Why do we need to do the above?</p></li>
  </ol>