Log saltmine test output to both stderr and stdout
Log saltmine test output to both stderr and stdout

The test framework slurps all stdout for example functions by default, and I often want to see the thing in progress in case I'm eyeballing for lockups.

Signed-off-by: Eric Myhre <2346ad27d7568ba9896f1b7da6b5991251debdf2@exultant.us>

polydawn/go-sup,polydawn/go-sup