Moving version api objects to a separate package

Change-Id: I05d575f9db996adee35cc166caebbf4b6643f36f
Adding secrets api support objects

Change-Id: I50f691b94a3cb1e49e91d42da74338c560e8deac
Added support for security group rules api

1. Create model and client
2. Added unit tests
3. Added integration tests

Change-Id: I26af15fac975a3b3266e404fab08defd49795e23
Tenants API models and unit tests

1. Added tenants api models and unit tests.
2. Moved unit tests to metatests package.

Change-Id: I331ad01bfd64f00501f90241504d7b7cc4bbfc92
Adds key_name param to rebuild requests

Change-Id: Id04a295599db8e248d4719bd7b654268c0951be3
Merge "Moving version api objects to a separate package"
Merge "Added support for security group rules api"
Merge "Adding secrets api support objects"
Merge "Tenants API models and unit tests"
Merge "Adds key_name param to rebuild requests"