[engine] python-muranoclient now returns generator instead of list for packages api

[Serg Melikyan]

python-muranoclient was rewritten to support proper pagination for listing packages functionality. Engine should be updated to handle new result type for /catalog/packages: generator instead of list.

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/97100

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/97100
Committed: https://git.openstack.org/cgit/stackforge/murano/commit/?id=744eee2a8483831d84801e073a4985271db2f3dd
Submitter: Jenkins
Branch: master

commit 744eee2a8483831d84801e073a4985271db2f3dd
Author: Serg Melikyan <email address hidden>
Date: Sun Jun 1 17:28:38 2014 +0400

    Fix issue with package loader

    Pagination for Catalog API was introduced in change
    If71da70fa835a1ee7a271ebf7238c0a4c64d4123
    but package loader was not updated to handle changed
    result type for call to GET /catalog/packages

    Change-Id: If79efe560801bb33a36e2b0032a71cdbe191fb03
    Closes-bug: #1325365

[Timur Nurlygayanov (tnurlygayanov)]

Need to create new release with fix for this bug.