With this commit now it is possible to add targets with SSH for testing.
Most of it was imported for existing code, with improvements in log
handling.
[YOCTO #10234]
(From OE-Core rev: 3bc13548df4adb85f09467d200530a9c9f60da04)
Signed-off-by: Mariano Lopez <mariano.lopez@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>