add possibility to modify the file object

dist/gulpfunction.plugins.d.ts

@@ -1,3 +0,0 @@
-import "typings-global";
-export declare let Q: any;
-export declare let through2: any;

dist/gulpfunction.plugins.js

@@ -1,6 +0,0 @@
-"use strict";
-require("typings-global");
-exports.Q = require("q");
-exports.through2 = require("through2");
-
-//# sourceMappingURL=data:application/json;charset=utf8;base64,eyJ2ZXJzaW9uIjozLCJzb3VyY2VzIjpbImd1bHBmdW5jdGlvbi5wbHVnaW5zLnRzIl0sIm5hbWVzIjpbXSwibWFwcGluZ3MiOiI7QUFBQSxRQUFPLGdCQUFnQixDQUFDLENBQUE7QUFFYixTQUFDLEdBQUcsT0FBTyxDQUFDLEdBQUcsQ0FBQyxDQUFDO0FBQ2pCLGdCQUFRLEdBQUcsT0FBTyxDQUFDLFVBQVUsQ0FBQyxDQUFDIiwiZmlsZSI6Imd1bHBmdW5jdGlvbi5wbHVnaW5zLmpzIiwic291cmNlc0NvbnRlbnQiOlsiaW1wb3J0IFwidHlwaW5ncy1nbG9iYWxcIjtcclxuXHJcbmV4cG9ydCBsZXQgUSA9IHJlcXVpcmUoXCJxXCIpO1xyXG5leHBvcnQgbGV0IHRocm91Z2gyID0gcmVxdWlyZShcInRocm91Z2gyXCIpO1xyXG4iXX0=

dist/index.d.ts

@@ -1 +1,5 @@
-import "typings-global";
+import 'typings-global';
+export declare type TExecutionMode = 'forEach' | 'forFirst' | 'atEnd';
+export interface IPromiseFunction {
+    (file?: any, enc?: any): PromiseLike<any>;
+}