title: Fail of org.apache.maven.plugins goal execution
body: <p>I'm trying to generate a war file using maven but i'm getting this error (most of downloading log output is omitted to make log more clear):</p>
  
  <pre><code>Downloading: http://repo.maven.apache.org/maven2/org/apache/maven/plugins/maven-war-plugin/2.1.1/maven-war-plugin-2.1.1.pom
  Downloaded: 
  ...
  [INFO]                                                                         
  [INFO] ------------------------------------------------------------------------
  [INFO] Building tn.talan.selenium Maven Webapp 0.0.1-SNAPSHOT
  [INFO] ------------------------------------------------------------------------
  [INFO] 
  [INFO] --- maven-clean-plugin:2.4.1:clean (default-clean) @ tn.talan.selenium ---
  ...
  [INFO] --- maven-resources-plugin:2.5:resources (default-resources) @ tn.talan.selenium ---
  ...
  [INFO] --- maven-war-plugin:2.1.1:war (default-cli) @ tn.talan.selenium ---
  Downloading: http://repo.maven.apache.org/maven2/org/apache/maven/maven-archiver/2.4.1/maven-archiver-2.4.1.pom
  Downloaded: 
  ...
  [INFO] BUILD FAILURE
  ...
  [ERROR] Failed to execute goal org.apache.maven.plugins:maven-war-plugin:2.1.1:war (default-cli) on project tn.talan.selenium: Execution default-cli of goal org.apache.maven.plugins:maven-war-plugin:2.1.1:war failed: Plugin org.apache.maven.plugins:maven-war-plugin:2.1.1 or one of its dependencies could not be resolved: Could not transfer artifact org.codehaus.plexus:plexus-io:jar:1.0.1 from/to central (http://repo.maven.apache.org/maven2): GET request of: org/codehaus/plexus/plexus-io/1.0.1/plexus-io-1.0.1.jar from central failed: Read timed out -&gt; [Help 1]
  [ERROR] 
  [ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
  ...
  </code></pre>
  
  <p>Here's my pom.xml file code:</p>
  
  <pre><code>&lt;project xmlns="http://maven.apache.org/POM/4.0.0"
   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
   xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-
   v4_0_0.xsd"&gt;
    &lt;modelVersion&gt;4.0.0&lt;/modelVersion&gt;
    &lt;groupId&gt;selenium&lt;/groupId&gt;
    &lt;artifactId&gt;tn.talan.selenium&lt;/artifactId&gt;
    &lt;packaging&gt;war&lt;/packaging&gt;
    &lt;version&gt;0.0.1-SNAPSHOT&lt;/version&gt;
    &lt;name&gt;tn.talan.selenium Maven Webapp&lt;/name&gt;
    &lt;url&gt;http://maven.apache.org&lt;/url&gt;
    &lt;dependencies&gt;
      &lt;dependency&gt;
        &lt;groupId&gt;junit&lt;/groupId&gt;
        &lt;artifactId&gt;junit&lt;/artifactId&gt;
        &lt;version&gt;3.8.1&lt;/version&gt;
        &lt;scope&gt;test&lt;/scope&gt;
      &lt;/dependency&gt;
    &lt;/dependencies&gt;
  
    &lt;build&gt;
      &lt;finalName&gt;tn.talan.selenium&lt;/finalName&gt;
  
      &lt;plugins&gt;
        &lt;plugin&gt;
          &lt;groupId&gt;org.apache.maven.plugins&lt;/groupId&gt;
          &lt;artifactId&gt;maven-war-plugin&lt;/artifactId&gt;
        &lt;/plugin&gt;
  
        &lt;plugin&gt;
          &lt;groupId&gt;org.codehaus.mojo&lt;/groupId&gt;
          &lt;artifactId&gt;tomcat-maven-plugin&lt;/artifactId&gt;
          &lt;version&gt;1.0-beta-1&lt;/version&gt;
        &lt;/plugin&gt;
  
      &lt;/plugins&gt;
  
    &lt;/build&gt;
  
  &lt;/project&gt;
  </code></pre>
  
  <p>What's wrong with my pom? Any idea please?</p>