Nice done! 24 hours works good!
I was try to leave the NoDevFee running and this morning i got:
--
DevFee: ETH: 07/05/17-07:51:15 - SHARE FOUND - (GPU: 4)
...
DevFee: stop mining and disconnect
--
As it looks: your tool was detected?
That is just Claymore finishes mining devfee for that time. You should see this every time it mines devfee.