kolla-ansible bootstrap-servers fails on CentOS 7.3

[zhangyanying]

Description
===========
Got "ERROR! the playbook: /usr/share/kolla/ansible/kolla-host.yml could not be found", when i install and configure kolla-ansible followed by "Quick Start"

https://docs.openstack.org/developer/kolla-ansible/quickstart.html

Steps to reproduce
==================
* Install kolla-ansible
* Configure /etc/kolla/globals.yml setting network_interface to "eth0" and neutron_external_interface to "eth1"
* kolla-genpwd
* Run 'kolla-ansible -i all-in-one bootstrap-servers'

Expected result
===============
kolla bootstrap servers installed successfully.

Actual result
=============
[root@localhost stack]# kolla-ansible -i all-in-one bootstrap-servers
Bootstraping servers : ansible-playbook -i all-in-one -e @/etc/kolla/globals.yml -e @/etc/kolla/passwords.yml -e CONFIG_DIR=/etc/kolla -e action=bootstrap-servers /usr/share/kolla/ansible/kolla-host.yml
ERROR! the playbook: /usr/share/kolla/ansible/kolla-host.yml could not be found
Command failed ansible-playbook -i all-in-one -e @/etc/kolla/globals.yml -e @/etc/kolla/passwords.yml -e CONFIG_DIR=/etc/kolla -e action=bootstrap-servers /usr/share/kolla/ansible/kolla-host.yml

Environment
===========
* OS: CentOS Linux release 7.3.1611 (Core)
* kolla-ansible ver: 4.0.0.0rc1
* Ansible: 2.2.1.0

[zhangyanying (zhangyanying)]

This bug already fixed on 4.0.0.0rc2