Move CSIT to integration/csit repo

To facilite branching of CSIT tests, all CSIT test
code and scripts are relocated to the integration/csit
repo.

Change-Id: I1e4c0eff44691f73f8098b3c52764107f6b8b8df
Issue-ID: INT-671
Signed-off-by: Gary Wu <gary.i.wu@huawei.com>
diff --git a/plans/sdc/nightly/teardown.sh b/plans/sdc/nightly/teardown.sh
new file mode 100644
index 0000000..2074d10
--- /dev/null
+++ b/plans/sdc/nightly/teardown.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+
+source ${WORKSPACE}/test/csit/scripts/sdc/kill_containers_and_remove_dataFolders.sh