Change folder of api to v1 for magumclient

It is better taht we can change the folder of api to v1 for
magnumclient in case we have v2, v3 ... vx in future.

Change-Id: If59c77e5d1c184c65f1e73ddd43fd89fcdcba18e

magnumclient/shell.py

@@ -48,11 +48,11 @@ try:
 except ImportError:
     pass
 
-from magnumclient.api import client
-from magnumclient.api import shell as shell_api
 from magnumclient.openstack.common.apiclient import auth
 from magnumclient.openstack.common.apiclient import exceptions as exc
 from magnumclient.openstack.common import cliutils
+from magnumclient.v1 import client
+from magnumclient.v1 import shell as shell_api
 from magnumclient import version
 
 DEFAULT_API_VERSION = 'api'

magnumclient/tests/v1/test_shell.py

@@ -16,8 +16,8 @@ import json
 
 import mock
 
-from magnumclient.api import shell
 from magnumclient.tests import base
+from magnumclient.v1 import shell
 
 
 container_fixture = {

magnumclient/v1/client.py

@@ -16,13 +16,13 @@
 from keystoneclient.v2_0 import client as keystone_client_v2
 from keystoneclient.v3 import client as keystone_client_v3
 
-from magnumclient.api import baymodels
-from magnumclient.api import bays
-from magnumclient.api import containers
-from magnumclient.api import nodes
-from magnumclient.api import pods
-from magnumclient.api import services
 from magnumclient.common import httpclient
+from magnumclient.v1 import baymodels
+from magnumclient.v1 import bays
+from magnumclient.v1 import containers
+from magnumclient.v1 import nodes
+from magnumclient.v1 import pods
+from magnumclient.v1 import services
 
 
 class Client(object):