added checks

ts/index.ts

@@ -1,5 +1,6 @@
 /// <reference path="./typings/main.d.ts" />
 /// <reference path="./smartfile.plugins.ts" />
+/// <reference path="./smartfile.check.ts" />
 /// <reference path="./smartfile.simple.ts" />
 /// <reference path="./smartfile.vinyl.ts" />
 /// <reference path="./smartfile.require.ts" />
@@ -7,6 +8,7 @@ var plugins = SmartfilePlugins.init();
 
 
 var smartfile:any = {};
+SmartfileCheck.init(smartfile);
 SmartfileSimple.init(smartfile);
 SmartfileVinyl.init(smartfile);
 SmartfileRequire.init(smartfile);