Merge pull request #26 from MirantisDellCrowbar/bug/DCB-124/pebbles/master

Bug/dcb 124/pebbles/master
Merge pull request #27 from MirantisDellCrowbar/bug/DCB-124/pebbles/venv

virtualenv support
Merge pull request #28 from crowbar/release/pebbles/master

Release/pebbles/master
Merge pull request #29 from crowbar/release/pebbles/master

pull last changes
before pushing actual changes of smoketests we pushing its description for community review
Revert "before pushing actual changes of smoketests we pushing its description for community review"

This reverts commit 0ca2a8fe20a4822c58b43595891a0a674203aac1.
Set cinder_api_insecure if cinder certificate is not secure
Merge pull request #35 from crowbar/release/pebbles/master

pull changes from dell
Intel TXT support
Further nova smoketest modifications:
1. Snapshot vm to volume
2. Boot from snapshoted instance-volume(with tests if it accesible from vm)
3. Create volume from image
4. Boot from volume created from image(with tests if it accesible from vm)
5. Snapshot delete
6. Volume delete

Also:
1. Tests skip feature for steps 11,12 due to a Cinder Bug 1183283
2. Comments about possible issues with nova Bug 1008622
3. Some improvements in order to make smoketest more stable in case of multiple reruns
4. Minor typos fixed
Minor regexp changes in order to get more clean output for a cinder versions comparison
Timeout for nova smoketest was increased from 600 up to 2400 in order to keep up with new nova smoketest which takes more time
Cinder role name changed in a search query ( from "cinder-server" to "cinder-controller" )
Restrict metadata service to only listen on admin IP address

This service is dedicated to instance guests, and is proxied there. It
should not be reachable from the external network.

Also, do not make it use SSL as quantum currently only supports metadata
running on http.
Upgrading xen support for openvswitch
Merge pull request #180 from vuntz/restrict-metadata-access

Restrict metadata service to only listen on admin IP address
Merge pull request #181 from vuntz/cinder-insecure

Set cinder_api_insecure if cinder certificate is not secure
Merge pull request #183 from MirantisDellCrowbar/feature/ITXT-29/pebbles/squash

Intel TXT support
Merge pull request #186 from MirantisDellCrowbar/feature/DCB-117/release/pebbles/pull-req

Feature/dcb 117/release/pebbles/pull req
Merge pull request #187 from mjura/release/pebbles/developing

Upgrading xen support for openvswitch