Update Amulet defs, series metadata and c-h sync

- Sync charm helpers if applicable.

- Fix test executable hashbags for virtualenv prep.

- Add Yakkety-Newton Amulet test definitions.

- Prep Xenial-Ocata Amulet test definitions (not yet enabled).

- Prep Zesty-Ocata Amulet test definitions (not yet enabled).

- Remove Precise charm series metadata if present.

- Remove Precise Amulet test definitions if present.

Change-Id: I214bea39119b65631d1c29a35307d74b3d6c9681

src/tests/gate-basic-xenial-ocata

@@ -0,0 +1,12 @@
+#!/usr/bin/env python
+
+"""Amulet tests on a basic barbican deploy on xenial-ocata for keystone v3.
+"""
+
+from basic_deployment import BarbicanBasicDeployment
+
+if __name__ == '__main__':
+    deployment = BarbicanBasicDeployment(series='xenial', keystone_version=3,
+                                         openstack='cloud:xenial-ocata',
+                                         source='cloud:xenial-updates/ocata')
+    deployment.run_tests()

src/tests/gate-basic-zesty-ocata

@@ -0,0 +1,10 @@
+#!/usr/bin/env python
+
+"""Amulet tests on a basic barbican deployment on zesty-ocata for keystone v2.
+"""
+
+from basic_deployment import BarbicanBasicDeployment
+
+if __name__ == '__main__':
+    deployment = BarbicanBasicDeployment(series='zesty', keystone_version=2)
+    deployment.run_tests()