title: jquery .svg('get') returns undefined
body: <p>JAVASCRIPT:</p>
  
  <pre><code>    &lt;script src="http://ajax.googleapis.com/ajax/libs/jquery/1.11.0/jquery.min.js"&gt;&lt;/script&gt;
      &lt;script type="text/javascript" src="js/jquery.svg.js"&gt;&lt;/script&gt; 
      &lt;script type="text/javascript"&gt;
          $(document).ready(function(){
              var svg = $('#svgContainer').svg('get'); 
              console.log(svg); //Returns 'undefined'
          });
      &lt;/script&gt;
  </code></pre>
  
  <p>HTML:</p>
  
  <pre><code>&lt;div id="svgContainer"&gt;
  
      &lt;svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
           width="900px" height="300px" viewBox="0 0 900 300" enable-background="new 0 0 900 300" xml:space="preserve"&gt;
          &lt;rect x="48" y="15" fill="#0071BC" width="259" height="259"/&gt;
          &lt;rect x="195" y="85" fill="#22B573" width="354" height="142"/&gt;
          &lt;rect x="498" y="21" opacity="0.5" fill="#D9E021" width="190" height="256"/&gt;
          &lt;rect x="606" y="45" fill="#0071BC" width="247" height="121"/&gt;
      &lt;/svg&gt;
  
  &lt;/div&gt;
  </code></pre>
  
  <p>Any idea why it's not returning anything?  Here's the <a href="http://keith-wood.name/svgRef.html" rel="nofollow">documentation</a>, but it's not much help. (I also tried with an svg object instead of inline)</p>