docs: --allowSyntheticDefaultImports is no longer needed

ktsn · ktsn · commit d8f48784fde3 · 2017-11-04T01:34:18.000+09:00
diff --git a/README.md b/README.md
@@ -8,7 +8,7 @@
 
 **Required**: [ECMAScript stage 1 decorators](https://github.com/wycats/javascript-decorators/blob/master/README.md).
 If you use Babel, [babel-plugin-transform-decorators-legacy](https://github.com/loganfsmyth/babel-plugin-transform-decorators-legacy) is needed.
-If you use TypeScript, enable `--experimentalDecorators` and `--allowSyntheticDefaultImports` flag.
+If you use TypeScript, enable `--experimentalDecorators` flag.
 
 > It does not support the stage 2 decorators yet since mainstream transpilers still transpile to the old decorators.
 
