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/90339/

Change-Id: I388f6fb85515c46bd6b5d57f7d9e809900ff5e18
Closes-Bug: #1291663
Merge "Sends netprobe logs to master from bootstrap node"