fix(core): update

ts/smartfile.plugins.ts

@@ -14,6 +14,7 @@ import * as smartmime from '@pushrocks/smartmime';
 import * as smartpath from '@pushrocks/smartpath';
 import * as smartpromise from '@pushrocks/smartpromise';
 import * as smartrequest from '@pushrocks/smartrequest';
+import * as smartstream from '@pushrocks/smartstream';
 
 export {
   lik,
@@ -25,6 +26,7 @@ export {
   smartpath,
   smartpromise,
   smartrequest,
+  smartstream
 };
 
 // third party scope