title: WaterlineJS/SailsJS: Query "contains" array
body: <p>how do i accomplish multiple value inside query 'contains' ? 
  eg. </p>
  
  <p><div class="snippet" data-lang="js" data-hide="false">
  <div class="snippet-code">
  <pre class="snippet-code-js lang-js prettyprint-override"><code>{
      name: {
          contains: [
              'west',
              'lob'
          ]
      },
      address : {
          contains: 'york'
      }
  }</code></pre>
  </div>
  </div>
  </p>