csrf token not passed to template.

cms/templates/import.html

@@ -29,8 +29,6 @@
 
       <form id="fileupload" method="post" enctype="multipart/form-data" class="import-form">
 
-        <input type="hidden" name="csrfmiddlewaretoken" value="${csrf_token}" />
-
         ## Translators: ".tar.gz" is a file extension, and files with that extension are called "gzipped tar files": these terms should not be translated
         <h2 class="title">${_("Select a File (.tar.gz format) to Replace Your Course Content")}</h2>