[murano][dashboard] import bundle/package form error messages are confusing and badly formatted

[Kirill Zaitsev]

To reproduce: Go to package definitions, import bundle, input package name to the bundle form and try to import it.

The message observed is not informative and clear.

https://www.dropbox.com/s/0eenwgklzae4cyq/Screenshot%202015-08-14%2019.21.27.png?dl=0

upstream bug link: https://bugs.launchpad.net/murano/+bug/1485041

[Serg Melikyan (smelikyan)]

Fixed in upstream by https://review.openstack.org/222859

[Anastasia Kuznetsova (akuznetsova)]

Verified on 8.0 ISO:
VERSION:
  feature_groups:
    - mirantis
  production: "docker"
  release: "8.0"
  openstack_version: "2015.1.0-8.0"
  api: "1.0"
  build_number: "723"
  build_id: "2015-11-20_12-16-28"
  fuel-nailgun_sha: "9c177c340479135b85cb587cdad9df6aec009c00"
  python-fuelclient_sha: "e685d68c1c0d0fa0491a250f07d9c3a8d0f9608c"
  fuel-agent_sha: "6f3026d8c8e0927ee8fdf9d3171d506674cc7130"
  fuel-nailgun-agent_sha: "16f5c1a1575a6b482f5159dd2e4b255c03167a7e"
  astute_sha: "c8400f51b0b92254da206de55ef89d17fdf35393"
  fuel-library_sha: "26276c746a6c3dc8b50f85058fd5a7bd7443c51d"
  fuel-ostf_sha: "11afd5743a12b1006317d3ca7000d1ede77bdae2"
  fuel-createmirror_sha: "994fed9b1ed889718b61a59733275c08c2dd4c64"
  fuelmenu_sha: "d12061b1aee82f81b3d074de74ea27a6e962a686"
  shotgun_sha: "c377d163519f6d10b69a654019d6086ba5f14edc"
  network-checker_sha: "a57e1d69acb5e765eb22cab0251c589cd76f51da"
  fuel-upgrade_sha: "1e894e26d4e1423a9b0d66abd6a79505f4175ff6"
  fuelmain_sha: "cd084cf5c4372a46184fb7c2f24568da4e030be2"