Added example of typical social app layout example

examples/SocialAppLayout/Sample/AppDelegate.m

@@ -0,0 +1,29 @@
+//
+//  AppDelegate.m
+//  Sample
+//
+//  Created by Vitaly Baev on 06.11.15.
+//  Copyright © 2015 Facebook. All rights reserved.
+//
+
+#import "AppDelegate.h"
+
+#import "ViewController.h"
+
+@interface AppDelegate ()
+
+@end
+
+@implementation AppDelegate
+
+
+- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
+    self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
+    self.window.backgroundColor = [UIColor whiteColor];
+    self.window.rootViewController = [[UINavigationController alloc] initWithRootViewController:[[ViewController alloc] init]];
+    [self.window makeKeyAndVisible];
+    return YES;
+
+}
+
+@end