Set foundation presets for our demo app

Author: ethanshar

demo/src/demoApp.js

@@ -1,14 +1,31 @@
 import AsyncStorage from '@react-native-community/async-storage';
 import {Navigation} from 'react-native-navigation';
 import * as Animatable from 'react-native-animatable';
-import {AnimatableManager, ThemeManager, Constants, Assets, Colors, Typography} from 'react-native-ui-lib'; // eslint-disable-line
+import {
+  AnimatableManager,
+  ThemeManager,
+  Constants,
+  Assets,
+  Colors,
+  Typography,
+  Spacings
+} from 'react-native-ui-lib'; // eslint-disable-line
 import {registerScreens} from './screens';
 
-
 Assets.loadAssetsGroup('icons.demo', {
   refresh: require('./assets/icons/refresh.png')
 });
 
+Typography.loadTypographies({
+  h1: {...Typography.text40},
+  h2: {...Typography.text50},
+  h3: {...Typography.text60}
+});
+
+Spacings.loadSpacings({
+  page: Spacings.s5
+});
+
 /** Examples - uncomment when needed */
 // Typography.loadTypographies({
 //   h1: {fontSize: 58, fontWeight: '300', lineHeight: 80},
@@ -41,7 +58,6 @@ Assets.loadAssetsGroup('icons.demo', {
 //   }
 // });
 
-
 // AnimatableManager.loadAnimationPresets({
 //   preset1: {
 //     animation: 'fadeIn',
@@ -68,7 +84,9 @@ Assets.loadAssetsGroup('icons.demo', {
 //   },
 // };
 // IMPORTANT! Make uilib's animations available globally for the app's use (option to pass adittional animation definitions)
-Animatable.initializeRegistryWithDefinitions(AnimatableManager.loadAnimationDefinitions(/** customAnimationsDefinitions */));
+Animatable.initializeRegistryWithDefinitions(
+  AnimatableManager.loadAnimationDefinitions(/** customAnimationsDefinitions */)
+);
 
 function getDefaultNavigationStyle() {
   return {
@@ -91,13 +109,17 @@ function getDefaultNavigationStyle() {
       title: {
         color: Colors.white,
         fontSize: Typography.text60H.fontSize,
-        fontFamily: Constants.isAndroid ? Typography.text65H.fontFamily : '.SFUIText-Heavy',
+        fontFamily: Constants.isAndroid
+          ? Typography.text65H.fontFamily
+          : '.SFUIText-Heavy',
         fontWeight: 'heavy'
       },
       subtitle: {
         color: Colors.white,
         fontSize: Typography.text80T.fontSize,
-        fontFamily: Constants.isAndroid ? Typography.text80.fontFamily : '.SFUIText-Medium',
+        fontFamily: Constants.isAndroid
+          ? Typography.text80.fontFamily
+          : '.SFUIText-Medium',
         fontWeight: 'medium'
       },
       backButton: {