Sends netprobe logs to master from bootstrap node

Boostrap nodes don't sends syslog message to master. We use a special
script (send2syslog.py) for this purpose. Unfortunely, it knows nothing
about netprobe, so the log wasn't sent.

Since now, the problem is fixed.

Depends on: https://review.openstack.org/#/c/90338/

Closes-Bug: #1291663
Change-Id: If8e350f981fb01e117163e460dd5f8e4774e2dc5
Merge "Sends netprobe logs to master from bootstrap node"