Resolve registry endpoint

Signed-off-by: Maria Shaldibina <mshaldibina@pivotal.io>
Set userdata and metadata paths in openstack metadata service provider

Signed-off-by: Maria Shaldibina <mshaldibina@pivotal.io>
Add logs to config drive metadata service

Signed-off-by: Maria Shaldibina <mshaldibina@pivotal.io>