DB Connection Setup for API and PAP for CSIT

1) Adds CSIT Test for API
2) Adds a mariadb container setup and configuration for API.
3) Adds a mariadb container setup and configuration for PAP.

Change-Id: I9beea4f2445215bc95962ebceb4ec626dd0d5521
Issue-ID: POLICY-1270
Signed-off-by: Bilal A <bilal@research.att.com>
diff --git a/plans/policy/pap/teardown.sh b/plans/policy/pap/teardown.sh
index 877b164..8798697 100644
--- a/plans/policy/pap/teardown.sh
+++ b/plans/policy/pap/teardown.sh
@@ -18,3 +18,5 @@
 # ============LICENSE_END=========================================================
 
 kill-instance.sh policy-pap
+kill-instance.sh mariadb
+kill-instance.sh policy-wait