Removed lib/flex (#2271)

Author: fballiano

README.md

@@ -93,6 +93,7 @@ Do not use 20.x.x if you need IE support.
 - possibility to disable global search in backend #1532
 - reduce needless saves by avoiding setting `_hasDataChanges` flag #2066
 - removed support for `global/sales/old_fields_map` defined in XML #921
+- removed lib/flex containing unused ActionScript "file uploader" files #2271
 
 For full list of changes, you can [compare tags](https://github.com/OpenMage/magento-lts/compare/1.9.4.x...20.0).