Merge pull request #1 from Mirantis/fix/setup

add setup.py with pip requirements
Add dependency into pip-requries
deleted unneeded gcc requirement
added multiprocessing import in setup.py due to http://bugs.python.org/issue15881#msg170215
Add tests nova_create_instance_with_network_connectivity_check
Add missing docstrings, corrects names of created objects
Smoke tests are related to Quantum were
temporarily removed due to Quantum is not
supported by FuelWeb currently.

All the tests will be available
in with_quantum_tests branch
ostf-153: move etc dir into fuel_health package
Add possibility to execute stand alone tests in Nova Networking test Suite
Add possibility to execute stand alone tests in Nova Networking test Suite
added versions for libs in pip-requires
Merge pull request #2 from Mirantis/pip_with_versions

added versions for libs in pip-requires
Implemented method that gets image id by image_name set in config. Renamed image_ref to image_name everywhere.
Added controller ssh key path parameter to config. Registered this parameter in config module. Added it`s usage in tests.
Add possibility to ssh by key
Fixed review comments.
Fixed docstrings in all tests methods.
Fixed nmanager module. Resolved mergin issues.
Fixed ssh module work when using ssh password instead of ssh key path.
Fixed enabled_services parameter in test.conf file.
Add clean_floating_ip in Teardown
Fixed docstrings in all tests. Modified test.conf params so that they match fuel-web lab.