5.1.0 policy-handler - policy-updates from new PDP

- need help with url to DMaaP MR and info on policy-update topic
  plus the subscriber info

DCAEGEN2-1851:
- policy-handler now supports the policy-update notification
  from the new policy-engine thru DMaaP MR
- integration testing is requested

DCAEGEN2-1976:
- policy-handler is enhanced to get user/password from env vars
  for PDP and DMaaP MR clients and overwriting the Authorization field
  in https headers received from the discoverable config
  = to override the Authorization value on policy_engine,
    set the environment vars $PDP_USER and $PDP_PWD in policy-handler
    container
  = to override the Authorization value on dmaap_mr,
    if using https and user-password authentication,
    set the environment vars $DMAAP_MR_USER and $DMAAP_MR_PWD in
    policy-handler container
- Fixed service definition external port to 80

Change-Id: I8c1089542ed00408614da0720653221d475293e6
Signed-off-by: Alex Shatov <alexs@att.com>
Issue-ID: DCAEGEN2-1851
Issue-ID: DCAEGEN2-1976
Signed-off-by: Vijay Venkatesh Kumar <vv770d@att.com>
diff --git a/kubernetes/dcaegen2/components/dcae-policy-handler/resources/config/config.json b/kubernetes/dcaegen2/components/dcae-policy-handler/resources/config/config.json
index 7342ca6..b459a98 100644
--- a/kubernetes/dcaegen2/components/dcae-policy-handler/resources/config/config.json
+++ b/kubernetes/dcaegen2/components/dcae-policy-handler/resources/config/config.json
@@ -13,20 +13,27 @@
     "policy_engine": {
       "url": "https://{{ .Values.config.address.policy_xacml_pdp }}:6969",
       "path_decision": "/policy/pdpx/v1/decision",
-      "path_notifications": "/pdp/notifications",
-      "path_api": "/pdp/api/",
       "headers": {
         "Accept": "application/json",
         "Content-Type": "application/json",
-        "ClientAuth": "cHl0aG9uOnRlc3Q=",
         "Authorization": "Basic aGVhbHRoY2hlY2s6emIhWHp0RzM0",
         "Environment": "TEST"
       },
       "target_entity": "policy_engine",
       "tls_ca_mode": "cert_directory",
-      "tls_wss_ca_mode": "cert_directory",
-      "timeout_in_secs": 60,
-      "ws_ping_interval_in_secs": 180
+      "timeout_in_secs": 60
+    },
+    "dmaap_mr" : {
+        "url" : "https://message-router:3904/events/unauthenticated.POLICY-NOTIFICATION/policy-handler/ph1",
+        "query": {
+            "timeout": 15000
+        },
+        "headers" : {
+            "Content-Type" : "application/json"
+        },
+        "target_entity" : "dmaap_mr",
+        "tls_ca_mode" : "cert_directory",
+        "timeout_in_secs": 60
     },
     "deploy_handler": {
       "target_entity": "deployment_handler",