[PATCH v5 1/3] dts: add functions to testpmd shell

[Jeremy Spewock]

All of the code here looks good to me, if you end up putting in a new
version for adding the comment that I mentioned on the other commit it
might be worth changing the name of this commit again to something
like add queue functions to testpmd, but I'm not sure this is super
critical since you explain them in the body of the commit. Otherwise:

Reviewed-by: Jeremy Spewock <jspewock at iol.unh.edu>