[change] Remove ListView

Ref necolas#1352
Ref facebook/react-native#23313

Author: necolas

src/exports/ListView/index.js

@@ -41,7 +41,6 @@ import FlatList from './exports/FlatList';
 import Image from './exports/Image';
 import ImageBackground from './exports/ImageBackground';
 import KeyboardAvoidingView from './exports/KeyboardAvoidingView';
-import ListView from './exports/ListView';
 import Modal from './exports/Modal';
 import Picker from './exports/Picker';
 import ProgressBar from './exports/ProgressBar';
@@ -142,7 +141,6 @@ export {
   Image,
   ImageBackground,
   KeyboardAvoidingView,
-  ListView,
   Modal,
   Picker,
   ProgressBar,