Add automated UI tests for Networking extended help pop-ups

[Alexey. Kalashnikov]

We have automated UI tests for "Networking extended help pop-ups", so it would be nice to add they to tests folder and run in nightly UI test job.

We need to add file with tests to:
fuel-ui/static/tests/functional/nightly

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/306509

[OpenStack Infra (hudson-openstack)]

Change abandoned by Alexey. Kalashnikov (<email address hidden>) on branch: master
Review: https://review.openstack.org/306509
Reason: accordingly applying comments, tests from this change, will be included to "networks group" test suit in another file.

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/309308
Committed: https://git.openstack.org/cgit/openstack/fuel-ui/commit/?id=e02d023d941acfe840d98b777b093423469295f3
Submitter: Jenkins
Branch: master

commit e02d023d941acfe840d98b777b093423469295f3
Author: Alexey Kalashnikov <email address hidden>
Date: Fri Apr 22 11:49:31 2016 +0300

    Add automated testcases for network-requirements-popup and dynamic-fields

    https://blueprints.launchpad.net/fuel/+spec/network-requirements-popup

    https://blueprints.launchpad.net/fuel/+spec/dynamic-fields

    add cases:
    Check "Networks" extended help popups
    Check "Guest OS DNS Servers" extendable list
    Check "Host OS DNS servers" extendable list

    Closes-Bug: #1570761

    Change-Id: Ic6c85be94e7ec865398fe6e2aba07cf8b26ed6fb