Add more logging to the rug
Add more logging to the rug

* Add the number of tasks requeued
* Add details about the requeued tasks

Change-Id: I0cde37499f958e55d99360bb97ecef61fdf6794a
Signed-off-by: Rosario Di Somma <73b2fe5f91895aea2b4d0e8942a5edf9f18fa897@dreamhost.com>

openstack/akanda-rug,openstack/akanda-rug,dreamhost/akanda-rug,markmcclain/astara,stackforge/akanda-rug,stackforge/akanda-rug