Support multi version glance

[chhandak]

In central keystone glance-api endpoint is configured as http://<ip>:9292. It should be configured as http://<ip>:9292/v1.

Otherwise image creation is failing through Gohan/GC

root@sdkvse11:~# keystone endpoint-list | grep 9292
/usr/lib/python2.7/dist-packages/keystoneclient/shell.py:64: DeprecationWarning: The keystone CLI is deprecated in favor of python-openstackclient. For a Python library, continue using python-keystoneclient.
  'python-keystoneclient.', DeprecationWarning)
/usr/lib/python2.7/dist-packages/keystoneclient/v2_0/client.py:145: DeprecationWarning: Constructing an instance of the keystoneclient.v2_0.client.Client class without a session is deprecated as of the 1.7.0 release and may be removed in the 2.0.0 release.
  'the 2.0.0 release.', DeprecationWarning)
/usr/lib/python2.7/dist-packages/keystoneclient/v2_0/client.py:147: DeprecationWarning: Using the 'tenant_name' argument is deprecated in version '1.7.0' and will be removed in version '2.0.0', please use the 'project_name' argument instead
  super(Client, self).__init__(**kwargs)
/usr/lib/python2.7/dist-packages/debtcollector/renames.py:43: DeprecationWarning: Using the 'tenant_id' argument is deprecated in version '1.7.0' and will be removed in version '2.0.0', please use the 'project_id' argument instead
  return f(*args, **kwargs)
/usr/lib/python2.7/dist-packages/keystoneclient/httpclient.py:376: DeprecationWarning: Constructing an HTTPClient instance without using a session is deprecated as of the 1.7.0 release and may be removed in the 2.0.0 release.
  'the 2.0.0 release.', DeprecationWarning)
| 53fc3ee537794a6d9d8c94b07abcd0e8 | RegionTest1 | http://5.5.5.11:9292 | http://5.5.5.11:9292 | http://5.5.5.11:9292 | 63f5c2a42a2e48c9ac467e5c342d493a |
| 9cf6721bd79447cfb56708afd435dd5b | RegionTwo | http://5.5.5.13:9292 | http://5.5.5.13:9292 | http://5.5.5.13:9292 | 63f5c2a42a2e48c9ac467e5c342d493a |
| cec5d591a0284edaae049111b9a2897b | RegionOne | http://5.5.5.12:9292 | http://5.5.5.12:9292 | http://5.5.5.12:9292 | 63f5c2a42a2e48c9ac467e5c342d493a |
root@sdkvse11:~# netstat -anp| grep 9292
tcp 0 0 0.0.0.0:9292 0.0.0.0:* LISTEN 30580/python
root@sdkvse11:~# ps -aux | grep 30580
root 15473 0.0 0.0 10460 936 pts/5 S+ 16:56 0:00 grep --color=auto 30580
glance 30580 0.7 0.1 205728 83360 ? S Aug05 44:49 /usr/bin/python /usr/bin/glance-api