- Converted Obj-C demo with Autolayout

- Enhanced demo project and added various examples demonstrating almost all properties of library.
- Enhanced library Settings Controller.
- Moved some contents of README.md file to other files.

Demo/Objective_C_Demo/ViewController/ExampleTableViewController.m

@@ -8,7 +8,7 @@
 
 #import "ExampleTableViewController.h"
 
-@interface ExampleTableViewController ()<UITableViewDataSource,UITableViewDelegate>
+@interface ExampleTableViewController ()<UITableViewDataSource,UITableViewDelegate,UIPopoverPresentationControllerDelegate>
 
 @end
 
@@ -68,4 +68,27 @@
     return cell;
 }
 
+-(void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender
+{
+    if ([segue.identifier isEqualToString:@"SettingsNavigationController"])
+    {
+        segue.destinationViewController.modalPresentationStyle = UIModalPresentationPopover;
+        segue.destinationViewController.popoverPresentationController.barButtonItem = sender;
+        
+        CGFloat heightWidth = MAX(CGRectGetWidth([[UIScreen mainScreen] bounds]), CGRectGetHeight([[UIScreen mainScreen] bounds]));
+        segue.destinationViewController.preferredContentSize = CGSizeMake(heightWidth, heightWidth);
+        segue.destinationViewController.popoverPresentationController.delegate = self;
+    }
+}
+
+- (UIModalPresentationStyle)adaptivePresentationStyleForPresentationController:(UIPresentationController *)controller
+{
+    return UIModalPresentationNone;
+}
+
+-(void)prepareForPopoverPresentation:(UIPopoverPresentationController *)popoverPresentationController
+{
+    [self.view endEditing:YES];
+}
+
 @end