Add new feature to finish

Author: WhatAKitty

README.md

@@ -17,6 +17,7 @@ So, I create one by myself.
 - [x] Support exclude for some other path
 - [x] Proxy for other api server
 - [x] Delay for global and specific path
+- [ ] Support flexible fallback to network([#6](https://github.com/WhatAKitty/react-native-fetch-mock/issues/6))
 
 ## Usage