'trove-manage --version' returns empty string

[Peter Stachowski]

The trove utilities (trove-manage, trove-conductor, trove-api, etc.) return an empty string when invoked with --version. They should return the correct version string.

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/105266

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/105266
Committed: https://git.openstack.org/cgit/openstack/trove/commit/?id=0bacee9f1a0d4e76ddda6482b7c34c4904883d9a
Submitter: Jenkins
Branch: master

commit 0bacee9f1a0d4e76ddda6482b7c34c4904883d9a
Author: Peter Stachowski <email address hidden>
Date: Sun Jul 6 15:50:22 2014 -0400

    Fixed '--version' for trove processes/utilities

    The trove processes (trove-manage, trove-conductor, trove-api, etc.)
    returned an empty string when invoked with --version. They now return
    the correct version string.

    Change-Id: Ic14597e30928c753eae3090b401fbd66e042b93b
    Closes-Bug: #1338767