update commnts

dist/npmci.prepare.d.ts

@@ -1,4 +1,12 @@
 /// <reference types="q" />
 import "typings-global";
 import * as plugins from "./npmci.plugins";
-export declare let prepare: (serviceArg: string) => plugins.q.Promise<{}>;
+/**
+ * defines possible prepare services
+ */
+export declare type TPrepService = "npm" | "docker" | "docker-gitlab" | "ssh";
+/**
+ * the main exported prepare function
+ * @param servieArg describes the service to prepare
+ */
+export declare let prepare: (serviceArg: TPrepService) => plugins.q.Promise<{}>;