Add Bionic and remove Zesty series and tests

Bionic, being the next LTS, is important to enable for dev
and test as early as possible ahead of 18.02.

Zesty goes EOL in Jan 2018. The next stable charms release (18.02)
will not provide Zesty series support, as it was an interim
(non-LTS) release.

Change-Id: Ifbb7005fdaec543b1b451544c35eb4a57e5e88be

src/metadata.yaml

@@ -11,9 +11,9 @@ tags:
   - openstack
 series:
   - xenial
+  - bionic
   - artful
   - trusty
-  - zesty
 provides:
   metric-service:
     interface: gnocchi

src/tests/dev-basic-bionic-queens

@@ -14,10 +14,10 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-"""Amulet tests on a basic Gnocchi Charm deployment on zesty-ocata."""
+"""Amulet tests on a basic Gnocchi Charm deployment on bionic-queens."""
 
 from basic_deployment import GnocchiCharmDeployment
 
 if __name__ == '__main__':
-    deployment = GnocchiCharmDeployment(series='zesty')
+    deployment = GnocchiCharmDeployment(series='bionic')
     deployment.run_tests()

src/tests/dev-basic-xenial-queens

@@ -0,0 +1,24 @@
+#!/usr/bin/env python
+#
+# Copyright 2016 Canonical Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#  http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Amulet tests on a basic Gnocchi Charm deployment on xenial-queens."""
+
+from basic_deployment import GnocchiCharmDeployment
+
+if __name__ == '__main__':
+    deployment = GnocchiCharmDeployment(series='xenial',
+                                        openstack='cloud:xenial-queens')
+    deployment.run_tests()