Provisioning test SMTP check

* Added Notifier role
* Added check for 2 e-mails present:
    * e-mail informing about provisioning request approval
    * e-mail informing about provisioning request finish
Event relay script should now relay everything

* everything that is not VM is now relayed in a 'generic' way.
Advanced Search testing in VMs
temp workaround for allowing upstream db connections
Merge pull request #744 from mfalesni/adv_search_vms

Advanced Search testing in VMs
Merge pull request #750 from dajohnso/loosen_pgssl

temp workaround for allowing upstream db connections
Merge pull request #710 from mfalesni/provisioning-email-check

Provisioning test SMTP check
Added possibility to assign Policy Profiles to VMs through UI.

* Two functions to manipulate the PPs
* Fix of wrong tree call (needed lambda)
Made Alerts a bit nicer + one alert test

* it also touched Actions a bit.
Merge pull request #743 from mfalesni/universalify_event

Event relay script should now relay everything
Update tabstrib locator for upstream (needed in config/tasks)
Merge pull request #752 from jkrocil/tabstrip-update-upstream

Update tabstrib locator for upstream (needed in config/tasks)
Flak cannon applied a little bit
Merge pull request #711 from mfalesni/vm-pp

Added possibility to assign Policy Profiles to VMs through UI.
VersionLocator replacement
Merge pull request #753 from mfalesni/some_lint

Flak cannon applied a little bit
Merge pull request #756 from psav/version_locator_switch

VersionLocator replacement
Rectification of the difference between configuration trees in upstream and downstream
Fixed setup_provider to honour tags
Merge pull request #758 from mfalesni/up_down_conf_tree

Rectification of the difference between configuration trees in upstream and downstream