Merge pull request #14 from nihaux/fix-use-appstate

useAppState: useEffect should declare none deps to avoid trigger each render

Author: dabit3

lib/useAppState.js

@@ -16,7 +16,7 @@ export default () => {
     return () => {
       AppState.removeEventListener('change', onChange)
     }
-  })
+  },[])
 
   return appState
 }