There is no "No label" value for "Filter By"

[Anastasia Palkina]

1. Create new environment by default
2. Add 2 controllers
3. Check one of controllers and click "Manage Labels" button
4. Click "Add label" button
5. Add name "test" and value "test"
6. Click "Apply" button
7. Click "Nodes" button at the header of page
8. Click "Filter Nodes: button
9. Click "More" and choose "test" item
10. There is no "No label" value in the list (see screen)

VERSION:
  feature_groups:
    - mirantis
  production: "docker"
  release: "8.0"
  openstack_version: "2015.1.0-8.0"
  api: "1.0"
  build_number: "212"
  build_id: "212"
  fuel-nailgun_sha: "13d1800be2452bd297555eedf051bda469b5663b"
  python-fuelclient_sha: "4f9a873b1ae68271bb848a1145b3cf912a176f4b"
  fuel-agent_sha: "f0e09fa7a30b5ab87e901601bfb6c1e339a6bdaa"
  fuel-nailgun-agent_sha: "b56f832abc18aee9a8c603fd6cc2055c5f4287bc"
  astute_sha: "d2c1b401816c6f0341902272f37018b9cec3c775"
  fuel-library_sha: "c892d2919620947225687ccde63d0e038784f0a2"
  fuel-ostf_sha: "5cf8c484a9a4f45f353468438cf98f1b5a5c5dfb"
  fuel-createmirror_sha: "9b335c8d551c87d788166947cb7ed519757881e8"
  fuelmenu_sha: "9627849843e84b7f01c44bd79898a8d62d96ce66"
  shotgun_sha: "34a081508b603723e14f9415a62373be39f3685f"
  network-checker_sha: "2c62cd52655ea6456ff6294fd63f18d6ea54fe38"
  fuel-upgrade_sha: "1e894e26d4e1423a9b0d66abd6a79505f4175ff6"
  fuelmain_sha: "daed38102b6074393821d675e3d7d866fcdb3da5"

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/256329

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/256329
Committed: https://git.openstack.org/cgit/openstack/fuel-web/commit/?id=2c8bb2469b777cb837674703e6fb2661884dce0d
Submitter: Jenkins
Branch: master

commit 2c8bb2469b777cb837674703e6fb2661884dce0d
Author: Julia Aranovich <email address hidden>
Date: Fri Dec 11 13:36:00 2015 +0300

    "No label" option added to node labels filter

    Closes-Bug: #1520616
    Closes-Bug: #1521988

    Change-Id: I658c3274c1e7339e860e1f416faefc473cd61dfc

[Anastasia Palkina (apalkina)]

Verified on ISO #295

VERSION:
  feature_groups:
    - mirantis
  production: "docker"
  release: "8.0"
  api: "1.0"
  build_number: "295"
  build_id: "295"
  fuel-nailgun_sha: "c026346aadcad92762a98659fc7a983ba1de2679"
  python-fuelclient_sha: "12d4a1245994e33e7df2d47b8b97c7342a0cb8ca"
  fuel-agent_sha: "470bfc5213d0848349f5cad3422fa62855d3dac7"
  fuel-nailgun-agent_sha: "a33a58d378c117c0f509b0e7badc6f0910364154"
  astute_sha: "1c3a981dff739f205dc94bdb900ba21970a02992"
  fuel-library_sha: "e54d4e1f2eb8116d47d4a049c265d862ff55b8c4"
  fuel-ostf_sha: "9910a4726cbd038c257582b429527e40c4c3cb20"
  fuel-mirror_sha: "c1c856f49c9fc228b6a00c9c9b4bcbac9c49468f"
  fuelmenu_sha: "680b720291ff577f4c058cee25f85e563c96312e"
  shotgun_sha: "a0bd06508067935f2ae9be2523ed0d1717b995ce"
  network-checker_sha: "67d4954c92ec0001032f732fea5da6cb32037371"
  fuel-upgrade_sha: "1e894e26d4e1423a9b0d66abd6a79505f4175ff6"
  fuelmain_sha: "7702258023b34e67e94594aef0d679a67fd844c5"