title: Mulesoft - Failed to read artifact descriptor for org.mule.tools.maven:mule-app-maven-plugin:jar:1.7: Could not transfer artifact
body: <p>I am setting up an existing mule application but running into below error. any help please..</p>
  <p>[ERROR] Unresolveable build extension: Plugin org.mule.tools.maven:mule-app-maven-plugin:1.7 or</p>
  <p>one of its dependencies could not be resolved:</p>
  <p>Failed to read artifact descriptor for org.mule.tools.maven:mule-app-maven-plugin:jar:1.7:</p>
  <p>Could not transfer artifact org.mule.tools.maven:mule-app-maven-plugin:pom:1.7 from/to maven-default-http-blocker (<a href="http://0.0.0.0/" rel="nofollow noreferrer">http://0.0.0.0/</a>):</p>
  <p>Blocked mirror for repositories: [mulesoft-release (http://repository.mulesoft.org/releases/, default, releases)] -&gt; [Help 2]</p>