Try to address dict changing during iteration
Try to address dict changing during iteration

```
06:10:57        RuntimeError: dictionary changed size during iteration
06:10:57        Traceback (most recent call last):
06:10:57          File "/usr/lib64/python2.7/multiprocessing/queues.py", line 266, in _feed
06:10:57            send(obj)
06:10:57        RuntimeError: dictionary changed size during iteration
```

saltstack/salt,saltstack/salt,saltstack/salt,saltstack/salt,saltstack/salt