title: mvn install error again
body: <p>mvn install
  i get the following error </p>
  
  <pre><code>[ERROR] Plugin org.apache.maven.plugins:maven-resources-plugin:2.5 or one of its
   dependencies could not be resolved: Failed to read artifact descriptor for org.
  apache.maven.plugins:maven-resources-plugin:jar:2.5: Could not transfer artifact
   org.apache.maven.plugins:maven-resources-plugin:pom:2.5 from/to central (http:/
  /repo.maven.apache.org/maven2): Connection to http://repo.maven.apache.org refus
  ed: Connection timed out: 
  </code></pre>
  
  <p>I tried to set proxy using the earlier answers in stack but still i am facing the problem.
  A clear step thru help is required.</p>