Fix keycloak proxy image

Change-Id: I858e6fd5467f53052a81a611c6d638eacdf5b44a
diff --git a/docker/swarm/stack/keycloak.yml b/docker/swarm/stack/keycloak.yml
index 0187a08..c712fda 100644
--- a/docker/swarm/stack/keycloak.yml
+++ b/docker/swarm/stack/keycloak.yml
@@ -1,15 +1,21 @@
 parameters:
   _param:
-    docker_keycloak_server_replicas: 3
+    docker_keycloak_server_replicas: 1
     docker_keycloak_proxy_replicas: 1
     docker_image_keycloak_server: jboss/keycloak:3.4.2.Final
-    docker_image_keycloak_proxy: jboss/keycloak-proxy:3.4.2.h
+    docker_image_keycloak_proxy: jboss/keycloak-proxy:3.4.2.Final
     keycloak_bind_port: ${_param:haproxy_keycloak_bind_port}
     keycloak_proxy_bind_port: ${_param:haproxy_keycloak_proxy_bind_port}
+    # Initial admin support
+    keycloak_admin_username: admin
+    keycloak_admin_password: password
   docker:
     client:
       stack:
         keycloak:
+          environment:
+            KEYCLOAK_USER: ${_param:keycloak_admin_username}
+            KEYCLOAK_PASSWORD: ${_param:keycloak_admin_password}
           service:
             keycloak-server:
               image: ${_param:docker_image_keycloak_server}