Update README.md

wkh237 · web-flow · commit 4cb28715aa2b · 2016-07-20T00:05:39.000+08:00
diff --git a/README.md b/README.md
@@ -47,7 +47,7 @@ Link package using [rnpm](https://github.com/rnpm/rnpm)
 rnpm link
 ```
 
-### Manually link package
+### Manually link the package (Android)
 
 If rnpm link command failed to link the package automatically, you might try manually link the package.
 
