Enhancement - info on recurring tasks

- Added recurrence information (parent, mask, imask, recur, until)
  to the info report when the task is either a recurring task or a
  synthetic task.

html/task.html

@@ -116,6 +116,8 @@
                 <ul>
                   <li>Improved the errors when parsing a corrupt or unrecognized pending.data
                       or completed.data file (thanks to T. Charles Yun).
+                  <li>Added details to the "info" report about recurring tasks (thanks to T.
+                      Charles Yun).
                 </ul>
 
                 <p>