Update README.md

wkh237 · wkh237 · commit 534fadcbe366 · 2016-06-06T14:38:37.000+08:00
diff --git a/README.md b/README.md
@@ -820,7 +820,6 @@ A `session` is an object that helps you manage files. It simply main a list of f
 ### TODOs
 
 * Customizable Multipart MIME type
-* Improvement of file cache management API
 
 ### Development
 
