Cannot remove 'offline' node from "Nodes" page

[Anastasia Palkina]

1. Install ISO. Open Fuel UI
2. Click "Nodes" button at the header of page
3. Power off one of "Discovered" nodes
4. Click "Remove" button on 'offline' node
5. Node not removed. Refresh page. Node not disappeared. No query for deletion of node

1. Create new environment by default
2. Add this 'offline' node as controller
3. Click "Remove" button on this node
4. "DELETE" query appears. "Offline" node deleted.

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/252963

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/252963
Committed: https://git.openstack.org/cgit/openstack/fuel-web/commit/?id=cca4641f26651a122008ad9d78e9b25048346110
Submitter: Jenkins
Branch: master

commit cca4641f26651a122008ad9d78e9b25048346110
Author: Julia Aranovich <email address hidden>
Date: Thu Dec 3 16:53:58 2015 +0300

    Fix offline node removal

    Closes-Bug: #1520640

    Change-Id: If919dead86e44f3344ab16a73ca0557bcdc12dc6

[Anastasia Palkina (apalkina)]

Verified on ISO #264

VERSION:
  feature_groups:
    - mirantis
  production: "docker"
  release: "8.0"
  openstack_version: "2015.1.0-8.0"
  api: "1.0"
  build_number: "264"
  build_id: "264"
  fuel-nailgun_sha: "0e09dce510927f2cc490b898e5fe3f813bd791be"
  python-fuelclient_sha: "f033192b84263f0e699458a4274289a5198ae7e4"
  fuel-agent_sha: "660c6514caa8f5fcd482f1cc4008a6028243e009"
  fuel-nailgun-agent_sha: "a33a58d378c117c0f509b0e7badc6f0910364154"
  astute_sha: "48fd58676debcc85951db68df6d77c22daa55e52"
  fuel-library_sha: "ab7e51f345ffb7c256e0f61addcf86553d7c3867"
  fuel-ostf_sha: "23b7ae2a1a57de5a3e1861ffb7805394ca339cc2"
  fuel-mirror_sha: "6534117233a5bdc51d7d47361bc7d511e4b11e6f"
  fuelmenu_sha: "fcb15df4fd1a790b17dd78cf675c11c279040941"
  shotgun_sha: "a0bd06508067935f2ae9be2523ed0d1717b995ce"
  network-checker_sha: "a3534f8885246afb15609c54f91d3b23d599a5b1"
  fuel-upgrade_sha: "1e894e26d4e1423a9b0d66abd6a79505f4175ff6"
  fuelmain_sha: "26adf12c320936a97a9b0a84169a6e58c530e848"