Merge pull request #1 from openstack/master

Merge changes from openstack/tempest
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Add ipv4access and ipv6access in test_rebuild_servers.
Merge pull request #2 from oubeichen/patch

Add ipv4access and ipv6access in test_rebuild_servers.
Implement test_resize_server_revert_from_stoped in test_server_actions
add test for creating server with block device mapping v2
Merge pull request #3 from oubeichen/patch

Implement some tests
Merge pull request #4 from snowsun/master

I wrote func test_list_servers_filter_by_server_marker------sunchun
I wrote func test_list_servers_filter_by_server_marker------sunchun
Add test for creating servers with extended attribute
Merge pull request #5 from oubeichen/patch

Add test for creating servers with extended attribute
Merge remote-tracking branch 'upstream/master'
Merge branch 'master' of https://github.com/FNST-OpenStack/tempest
Add test_can_create_server_with_a_personality_file
Add support for creating instances with a default network id

Nova api refuses to create a new instance when more than one network available.

We must specify a network id to avoid failure of creating test servers.
Add tests for volume attachments of servers