Fixed ViewPropTypes are deprecated

[RodolfoGS]

Fix #82
Fix #84

Patch:

diff --git a/node_modules/react-native-keyboard-spacer/KeyboardSpacer.js b/node_modules/react-native-keyboard-spacer/KeyboardSpacer.js
index 14560d8..7ce3aca 100644
--- a/node_modules/react-native-keyboard-spacer/KeyboardSpacer.js
+++ b/node_modules/react-native-keyboard-spacer/KeyboardSpacer.js
@@ -8,10 +8,10 @@ import {
   LayoutAnimation,
   View,
   Dimensions,
-  ViewPropTypes,
   Platform,
   StyleSheet
 } from 'react-native';
+import { ViewPropTypes } from 'deprecated-react-native-prop-types';
 
 const styles = StyleSheet.create({
   container: {