In trove::api, use keystone::resource::authtoken to configure
keystone_authtoken section in trove.conf, with all parameters required
to configure keystonemiddleware.
This patch will allow to deploy Trove to use Keystone v3
authentification.
Some deprecations:
- trove::api::keystone_tenant is deprecated in favor of trove::keystone::authtoken::project_name.
- trove::api::keystone_user is deprecated in favor of trove::keystone::authtoken::username.
- trove::api::keystone_password is deprecated in favor of trove::keystone::authtoken::password.
- trove::api::identity_uri is deprecated in favor of trove::keystone::authtoken::auth_url.
- trove::api::auth_uri is deprecated in favor of trove::keystone::authtoken::auth_uri.
Change-Id: I808ebda1c4ec3a5b2ed294eb8af4eecafa861051
Closes-Bug: #1604463