Add some env variables to the web deployment

This allows the start script to properly wait on services to come
online rather than getting stuck and waiting for the full timeout

installer/roles/kubernetes/templates/deployment.yml.j2

@@ -133,6 +133,21 @@ spec:
         - name: {{ kubernetes_deployment_name }}-web
           image: {{ kubernetes_web_image | default(dockerhub_web_image) }}
           imagePullPolicy: Always
+          env:
+            - name: DATABASE_USER
+              value: {{ pg_username }}
+            - name: DATABASE_NAME
+              value: {{ pg_database }}
+            - name: DATABASE_HOST
+              value: {{ pg_hostname|default('postgresql') }}
+            - name: DATABASE_PORT
+              value: "{{ pg_port|default('5432') }}"
+            - name: DATABASE_PASSWORD
+              value: {{ pg_password }}
+            - name: MEMCACHED_HOST
+              value: {{ memcached_hostname|default('localhost') }}
+            - name: RABBITMQ_HOST
+              value: {{ rabbitmq_hostname|default('localhost') }}
           ports:
             - containerPort: 8052
           volumeMounts: