fixed cancel button

abort and reupload works now

app/templates/Upload.html

@@ -93,11 +93,13 @@
                         window.location.href = xhr.responseText;
                     }
                 } else {
+                    $('.progress-bar').html("0%").width(0);
                     document.getElementById('download_limit').disabled = false;
                     document.getElementById('timer').disabled = false;
                     document.getElementById('submit').disabled = false;
                     document.getElementById('name').disabled = false;
                     document.getElementById('files').disabled = false;
+                    abb = false;
                 }
             }
         });