title: how do I get key/value in sightly from java use class hashmap
body: <p>I have a basic java use class object that extends WCMUSE and a simple hashmap method - in the sightly code - I have something like</p>
  
  <p>${item}</li></p>
  
  <p>${item.key}</p>
  
  <p>${item.value}</p>
  
  <p>does not work - how do I return key/value pair in sightly code</p>