Example, removed unsued code

Author: itinance

example/App.js

@@ -7,16 +7,9 @@
  */
 
 import React, {Component} from 'react';
-import {Platform, StyleSheet, Text, TextInput, View} from 'react-native';
+import { StyleSheet, Text, TextInput, View} from 'react-native';
 import { sha1, sha256 } from 'react-native-sha256';
 
-const instructions = Platform.select({
-  ios: 'Press Cmd+R to reload,\n' + 'Cmd+D or shake for dev menu',
-  android:
-    'Double tap R on your keyboard to reload,\n' +
-    'Shake or press menu button for dev menu',
-});
-
 type Props = {};
 export default class App extends Component<Props> {
 
@@ -41,7 +34,7 @@ export default class App extends Component<Props> {
 
     sha1(subject).then( hash => {
       this.setState({
-        sha1: hash + '.' + hash.length
+        sha1: hash
       })
     })
   }