title: kendo Treeview datasource binding
body: <p>I have main page: main.html</p>
  
  <p>In this page I have a viewmodel with a hierarchical datasource </p>
  
  <pre><code>datasource: [{id:"", items:[{.....}]}];
  </code></pre>
  
  <p>In a modal window I have a Treeview. Treeview call a datasource in main page.</p>
  
  <p>In my datasource there is a variable check: true/false</p>
  
  <p>I want that when I check or uncheck a checkbox in the treeview this bind a datasource.. so when I close a modal window, and the I re-open it I will find the selected/unselected checkbox restored...</p>