admin project user and role should be created by ansible task rather than shell script

[Jeffrey Zhang]

Currently, the admin project, user, role and keystone service/endpoint are created by shell scripts.
We should use ansible task instead.

[0] https://github.com/openstack/kolla/blob/5d762a117a88d18be85eb85999debfdacab94f15/docker/keystone/extend_start.sh

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/257800
Committed: https://git.openstack.org/cgit/openstack/kolla/commit/?id=b766695f18d5f235f1a2f0db88a41dce9db674d1
Submitter: Jenkins
Branch: master

commit b766695f18d5f235f1a2f0db88a41dce9db674d1
Author: Jeffrey Zhang <email address hidden>
Date: Mon Dec 14 15:10:44 2015 +0800

    Move the admin account creation to register.yml

    Create the admin project, user, role and keystone service info by
    using ansible task rather than shell script

    Closes-Bug: #1526251
    Change-Id: Ieee215b9de1618b3d31f3d1a766a9d0ebafdee4d

[OpenStack Infra (hudson-openstack)]

Related fix proposed to branch: master
Review: https://review.openstack.org/260693

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/260693
Committed: https://git.openstack.org/cgit/openstack/kolla/commit/?id=74e9126fdb6d4866ac3884d3d21aeea0c2111b9a
Submitter: Jenkins
Branch: master

commit 74e9126fdb6d4866ac3884d3d21aeea0c2111b9a
Author: SamYaple <email address hidden>
Date: Tue Dec 22 19:59:40 2015 +0000

    Remove unneeded variables passed into keystone

    During the bootstrap we no longer need to pass in this info

    TrivialFix
    Related-Bug: #1526251
    Related-Id: Ieee215b9de1618b3d31f3d1a766a9d0ebafdee4d

    Change-Id: I82460cf11dea4692c0469bf2b9afddd794a30ec1