Drop remainders of identity API v2.0 references

keystone has dropped the v2.0 API in queens, time to drop all special
casing for it.

Change-Id: If628c4627f7c8b8c2ee9bca16ea6db693cf8526a
diff --git a/lib/tempest b/lib/tempest
index 6bd203e..7beaf21 100644
--- a/lib/tempest
+++ b/lib/tempest
@@ -18,7 +18,7 @@
 #   - ``PUBLIC_NETWORK_NAME``
 #   - ``VIRT_DRIVER``
 #   - ``LIBVIRT_TYPE``
-#   - ``KEYSTONE_SERVICE_URI``, ``KEYSTONE_SERVICE_URI_V3`` from lib/keystone
+#   - ``KEYSTONE_SERVICE_URI_V3`` from lib/keystone
 #
 # Optional Dependencies:
 #
@@ -381,7 +381,6 @@
     iniset $TEMPEST_CONFIG volume build_timeout $BUILD_TIMEOUT
 
     # Identity
-    iniset $TEMPEST_CONFIG identity uri "$KEYSTONE_SERVICE_URI/v2.0/"
     iniset $TEMPEST_CONFIG identity uri_v3 "$KEYSTONE_SERVICE_URI_V3"
     iniset $TEMPEST_CONFIG identity user_lockout_failure_attempts $KEYSTONE_LOCKOUT_FAILURE_ATTEMPTS
     iniset $TEMPEST_CONFIG identity user_lockout_duration $KEYSTONE_LOCKOUT_DURATION
@@ -392,19 +391,7 @@
         iniset $TEMPEST_CONFIG auth admin_project_name $admin_project_name
         iniset $TEMPEST_CONFIG auth admin_domain_name $admin_domain_name
     fi
-    if [ "$ENABLE_IDENTITY_V2" == "True" ]; then
-        # Run Identity API v2 tests ONLY if needed
-        iniset $TEMPEST_CONFIG identity-feature-enabled api_v2 True
-    else
-        # Skip Identity API v2 tests by default
-        iniset $TEMPEST_CONFIG identity-feature-enabled api_v2 False
-    fi
     iniset $TEMPEST_CONFIG identity auth_version ${TEMPEST_AUTH_VERSION:-v3}
-    if [[ "$TEMPEST_AUTH_VERSION" != "v2" ]]; then
-        # we're going to disable v2 admin unless we're using v2 by default.
-        iniset $TEMPEST_CONFIG identity-feature-enabled api_v2_admin False
-    fi
-
     if is_service_enabled tls-proxy; then
         iniset $TEMPEST_CONFIG identity ca_certificates_file $SSL_BUNDLE_FILE
     fi