Add OVA container format

[Arnaud Legendre]

An OVA package is a tar archive usually containing an OVF directory inside it. Nova needs to be able to differentiate OVF and OVA based on the container format in order to extract the relevant information from it.

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/77762

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/77762
Committed: https://git.openstack.org/cgit/openstack/glance/commit/?id=965e2c359477b7445b36f84ad1186f541cb831ca
Submitter: Jenkins
Branch: master

commit 965e2c359477b7445b36f84ad1186f541cb831ca
Author: Arnaud Legendre <email address hidden>
Date: Mon Mar 3 13:16:01 2014 -0800

    Add the OVA container format

    An OVA package is a tar archive usually containing an OVF directory
    inside it. Nova needs to be able to differentiate OVF and OVA based on
    the container format in order to extract the relevant information from
    it.
    This patch adds the OVA container format to the Glance configuration.

    Closes-Bug: #1286375

    Change-Id: I5034d2943907823a9296e7a5fb41a28f2d92ec5a