title: glassfish gem installation issue
body: <p>When I do a <code>gem install glassfish</code>, I get an error:</p>
  
  <pre><code>"ERROR:  Could not find a valid gem 'glassfish' (&gt;= 0), here is why:
            Found glassfish (0.1.2), but was for platforms universal-java-1.5 ,universal-java"
  </code></pre>
  
  <p>What should I do to fix this error?</p>