Run foreman tasks under foreman user

Also remove redundant template in wrong directory. Logging is now done
by puppet itself.
Merge pull request #4 from ares/bug/2458

Run foreman tasks under foreman user
Allow http for foreman in case of unattended installation

And redirect other http calls on Foreman to https version.
Merge pull request #5 from iNecas/foreman_http

Allow http for foreman in case of unattended installation