Set up Cinder for TLS

* Start c-api proxy if 'tls-proxy' is enabled
* Configure Cinder service catalog for TLS

Change-Id: Ic692a0a16ffa51bfd4bfb67f827cd941ac0e72a4
Merge branch 'fix-tempest-flavors' into dt-test
Merge branch 'ssl-proxy-cinder' into dt-test
Merge branch 'tls-split' into dt-test
Merge branch 'extras-dir' into dt-test