just refer to contrib/license in readme to DRY
Lock user by default

Only leave user unlocked when specifically requested because less secure
add Mock for post_create_network, use this to create/delete network in tests
Updated docs to reflect RackConnect compatibility
Typo
Merge pull request #2492 from elight/optional_root_lock

Rackspace: Root lock server by default unless specified otherwise
Merge pull request #2491 from alphagov/vdc_create_network_before_delete

[vcloud_director] add Mock for post_create_network, improve Mock tests