title: No plugin found for prefix 'jetty' in the current project
body: <p>I have added jetty mvn plugin code in my project pom.xml.</p>
  
  <pre class="lang-xml prettyprint-override"><code>&lt;plugin&gt;
    &lt;groupId&gt;org.mortbay.jetty&lt;/groupId&gt;
    &lt;artifactId&gt;maven-jetty-plugin&lt;/artifactId&gt;
    &lt;version&gt;6.1.26&lt;/version&gt;
    &lt;configuration&gt;
      &lt;contextPath&gt;/redkites&lt;/contextPath&gt;
    &lt;/configuration&gt;
    &lt;executions&gt;
      &lt;execution&gt;
        &lt;id&gt;start-jetty&lt;/id&gt;
        &lt;phase&gt;deploy&lt;/phase&gt;
        &lt;goals&gt;
          &lt;goal&gt;run&lt;/goal&gt;
        &lt;/goals&gt;
        &lt;configuration&gt;
          &lt;scanIntervalSeconds&gt;10&lt;/scanIntervalSeconds&gt;
          &lt;daemon&gt;true&lt;/daemon&gt;
        &lt;/configuration&gt;
      &lt;/execution&gt;
    &lt;/executions&gt;
  &lt;/plugin&gt;
  </code></pre>
  
  <p>When I use commands <code>sudo mvn compile</code> and <code>sudo mvn clean install</code>, I didn't find any errors &amp; build successfully, but when I type the command <code>sudo mvn jetty:run</code>, I'm getting an error:</p>
  
  <pre><code>[ERROR] No plugin found for prefix 'jetty' in the current project and in the plugin groups [org.apache.maven.plugins, org.codehaus.mojo] available from the repositories [local (/root/.m2/repository), central (http://repo.maven.apache.org/maven2)] -&gt; [Help 1]
  [ERROR] 
  [ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
  [ERROR] Re-run Maven using the -X switch to enable full debug logging.
  [ERROR] 
  [ERROR] For more information about the errors and possible solutions, please read the following articles:
  [ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/NoPluginFoundForPrefixException
  </code></pre>
  
  <p>Please suggest a way to solve it. Thank you</p>