history: updated etl to check valid installation

I added a check to support seperate hosts.
This check makes sure the current installation
is the one that is configured on the engine side.
If not it will fail the service.

Change-Id: I4fdc850aed9bf1a7020eccfd5d26e547ca43f0bd
Bug-Url: https://bugzilla.redhat.com/1118350
Signed-off-by: Shirly Radco <sradco@redhat.com>