Add aaf robot testcases to integration

Adding csit testcases of aaf to integration project.
Modified setup.sh and aafapi.robot file

Issue-id: AAF-78
Change-Id: I7c1c194d632583fbd8ed0764b40ec8aa95a307e0
Signed-off-by: sg481n <sg481n@att.com>
diff --git a/test/csit/plans/aaf/aafapi/teardown.sh b/test/csit/plans/aaf/aafapi/teardown.sh
new file mode 100644
index 0000000..1f7b285
--- /dev/null
+++ b/test/csit/plans/aaf/aafapi/teardown.sh
@@ -0,0 +1,22 @@
+#!/bin/bash
+#
+# Copyright 2016-2017 Huawei Technologies Co., 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.
+#
+# Modifications copyright (c) 2017 AT&T Intellectual Property
+#
+
+kill-instance.sh dockercompose_aaf_container_1 
+kill-instance.sh dockercompose_cassandra_container_1 
+