[update] Wrong iso build for 5.0.2

[Nastya Urlapova]

 ISO version: {u'build_id': u'2014-08-06_10-46-32', u'ostf_sha': u'09b6bccf7d476771ac859bb3c76c9ebec9da9e1f', u'build_number': u'18', u'api': u'1.0', u'nailgun_sha': u'c8a34010443296e4119440764018a96761b5e8a4', u'production': u'docker', u'fuelmain_sha': u'9587d5c10af4c8db3ae8a2505e1fefaeac01f6cd', u'astute_sha': u'6db5f5031b74e67b92fcac1f7998eaa296d68025', u'feature_groups': [u'mirantis'], u'release': u'5.0.2', u'fuellib_sha': u'4efeb6bd5c0e89ec5d2cb980a554af7eeecffec9'}

on master node /var/log/docker-nailgun.log
Notice: /Stage[main]/Nailgun::Venv/Exec[nailgun_upload_fixtures]/returns: Traceback (most recent call last):
Notice: /Stage[main]/Nailgun::Venv/Exec[nailgun_upload_fixtures]/returns: File "/usr/bin/nailgun_fixtures", line 9, in <module>
Notice: /Stage[main]/Nailgun::Venv/Exec[nailgun_upload_fixtures]/returns: load_entry_point('nailgun==0.1.0', 'console_scripts', 'nailgun_fixtures')()
Notice: /Stage[main]/Nailgun::Venv/Exec[nailgun_upload_fixtures]/returns: File "/usr/lib/python2.6/site-packages/nailgun/db/sqlalchemy/fixman.py", line 207, in upload_fixtures
Notice: /Stage[main]/Nailgun::Venv/Exec[nailgun_upload_fixtures]/returns: upload_fixture(fileobj)
Notice: /Stage[main]/Nailgun::Venv/Exec[nailgun_upload_fixtures]/returns: File "/usr/lib/python2.6/site-packages/nailgun/db/sqlalchemy/fixman.py", line 113, in upload_fixture
Notice: /Stage[main]/Nailgun::Venv/Exec[nailgun_upload_fixtures]/returns: f = getattr(obj['model'], field)
Notice: /Stage[main]/Nailgun::Venv/Exec[nailgun_upload_fixtures]/returns: AttributeError: type object 'Release' has no attribute 'can_update_from_versions'

in /usr/lib/python2.6/site-packages/nailgun/fixtures/openstack.yaml
  fields:
    name: "Icehouse on Ubuntu 12.04.4"
    version: "2014.1.1-5.0.2"
    can_update_from_versions: ["2014.1", "2014.1.1-5.0.1"]
    operating_system: "Ubuntu"

job for iso 5.0.2 build
http://jenkins-product.srt.mirantis.net:8080/job/fuel_5_0_2_iso/18/

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: stable/5.0
Review: https://review.openstack.org/112267

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/112267
Committed: https://git.openstack.org/cgit/stackforge/fuel-main/commit/?id=6249d8ccf153501959b6a7c1ae751f0329731143
Submitter: Jenkins
Branch: stable/5.0

commit 6249d8ccf153501959b6a7c1ae751f0329731143
Author: Dmitry Pyzhov <email address hidden>
Date: Wed Aug 6 15:34:59 2014 +0400

    Use separate openstack-patching.yaml file for upgrade tarball

    Change-Id: I6bd5a0d83910e33cdb873421db509223581547e5
    Closes-Bug: #1353369