Merge pull request #473 from Iterable/revert-471-evan/MOB-5333-comments

Revert "[MOB-5333] addresses comments"

Author: evangreer91

SampleApp/javascript/js/DetailScreen.js

@@ -3,6 +3,14 @@ import React, { Component } from 'react'
 import { Text, View, StyleSheet, Image } from 'react-native'
 import { Button } from 'react-native-elements'
 import { Iterable, IterableCommerceItem } from '@iterable/react-native-sdk'
+import { RouteProp, ParamListBase } from '@react-navigation/native'
+import { StackNavigationProp } from '@react-navigation/stack'
+import PropTypes from 'prop-types';
+
+DetailScreen.propTypes = {
+  route: RouteProp<Screens>,
+  navigation: PropTypes.NavigationScreenProp<ParamListBase>
+}
 
 export default class DetailScreen extends Component {
   constructor (props) {