Revert "Move examples to https://github.com/react-navigation/examples"

This reverts commit 36775007b0.

examples/NavigationPlayground/js/MultipleDrawer.js

@@ -0,0 +1,84 @@
+/**
+ * @flow
+ */
+
+import React from 'react';
+import { Button, Platform, ScrollView, StyleSheet } from 'react-native';
+import { DrawerNavigator } from 'react-navigation';
+import MaterialIcons from 'react-native-vector-icons/MaterialIcons';
+import SampleText from './SampleText';
+
+const MyNavScreen = ({ navigation, banner }) => (
+  <ScrollView style={styles.container}>
+    <SampleText>{banner}</SampleText>
+    <Button
+      onPress={() => navigation.navigate('DrawerOpen')}
+      title="Open drawer"
+    />
+    <Button onPress={() => navigation.goBack(null)} title="Go back" />
+  </ScrollView>
+);
+
+const InboxScreen = ({ navigation }) => (
+  <MyNavScreen banner={'Inbox Screen'} navigation={navigation} />
+);
+InboxScreen.navigationOptions = {
+  drawerLabel: 'Inbox',
+  drawerIcon: ({ tintColor }) => (
+    <MaterialIcons
+      name="move-to-inbox"
+      size={24}
+      style={{ color: tintColor }}
+    />
+  ),
+};
+
+const DraftsScreen = ({ navigation }) => (
+  <MyNavScreen banner={'Drafts Screen'} navigation={navigation} />
+);
+DraftsScreen.navigationOptions = {
+  drawerLabel: 'Drafts',
+  drawerIcon: ({ tintColor }) => (
+    <MaterialIcons name="drafts" size={24} style={{ color: tintColor }} />
+  ),
+};
+
+const DrawerExample = DrawerNavigator(
+  {
+    Inbox: {
+      path: '/',
+      screen: InboxScreen,
+    },
+    Drafts: {
+      path: '/sent',
+      screen: DraftsScreen,
+    },
+  },
+  {
+    drawerOpenRoute: 'DrawerOpen',
+    drawerCloseRoute: 'DrawerClose',
+    drawerToggleRoute: 'DrawerToggle',
+    initialRouteName: 'Drafts',
+    contentOptions: {
+      activeTintColor: '#e91e63',
+    },
+  }
+);
+
+const MainDrawerExample = DrawerNavigator({
+  Drafts: {
+    screen: DrawerExample,
+  },
+}, {
+    drawerOpenRoute: 'DrawerOpen',
+    drawerCloseRoute: 'DrawerClose',
+    drawerToggleRoute: 'DrawerToggle',
+});
+
+const styles = StyleSheet.create({
+  container: {
+    marginTop: Platform.OS === 'ios' ? 20 : 0,
+  },
+});
+
+export default MainDrawerExample;