new: [postgres] compatibility with new compose 1.2.0

postgres/lib/common

@@ -16,6 +16,10 @@ is_db_locked() {
 }
 
 
+_set_server_db_params() {
+    server_docker_opts+=()
+}
+
 _set_db_params() {
     local docker_ip="$1" docker_network="$2"
 
@@ -25,6 +29,7 @@ _set_db_params() {
                     "-e" prefix_pg_local_command=' ')
 
     db_cmd_opts+=()
+    check_command="SELECT 1;"
 }
 
 ddb () { dcmd psql -qAt "$@"; }