title: MongoDB inserts float when trying to insert integer
body: <pre><code>   &gt; db.data.update({'name': 'zero'}, {'$set': {'value': 0}}) 
     &gt; db.data.findOne({'name': 'zero})
      {'name': 'zero', 'value': 0.0}  
  </code></pre>
  
  <p>How do I get Mongo to insert an integer?</p>
  
  <p>Thank you</p>