Merge pull request #63 from nlivens/1.8.x

Fixed user update to not always send the "enabled" attribute
list images and list servers for all tenants
list volumes and list snapshots for all tenants
Nova Os-Services support (list, enable, disable)
Merge pull request #64 from inbarsto/ListAllTenants

List resources for all tenants
Nova Os-Services support (list, enable, disable)
Incrementing version number to 1.8.1-CB-2
fixed licences
Merge pull request #65 from avibh/os_services

Nova Os-Services support (list, enable, disable)
docker support imported from jclouds labs
Incrementing version number to 1.8.1-CB-3
Merge pull request #66 from inbarsto/dockerSupport2

Docker support
openstack swift support imported from jclouds labs
Incrementing version number to 1.8.1-CB-4
Merge pull request #67 from inbarsto/openstackSwift

openstack swift support imported from jclouds labs
Added securityGroupId option to listSecurityGroupRules
Incrementing version number to 1.8.1-CB-5