title: doesn't work reloadData on UITableViewController
body: <p>I want add data from a textField into a UITableViewController.
  Delegate and transfer data works fine. My mutableArray is modifying, he is looking corectly but tableView is not reloading.</p>
  
  <pre><code>tableViewController.h
  #import &lt;UIKit/UIKit.h&gt;
  #import "ViewController.h"
  
  @interface TableViewController : UITableViewController &lt;UITableViewDelegate,UITableViewDataSource, trecereDateDelegate&gt;
  @property (strong, nonatomic) NSMutableArray *todoitems;
  </code></pre>
  
  <p>tableViewController.m</p>
  
  <pre><code>- (void)viewDidLoad {
      [super viewDidLoad];
  
      _todoitems = [[NSMutableArray alloc]initWithArray:[NSArray arrayWithObjects:@"abc",@"adasda",@"asdadq", nil]];
  }
  - (void)trans
  
  ferData:(NSString *)textNou{
          [_todoitems addObject:textNou];
          [self.tableView reloadData];
  
      }- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
  
          return 1;
      }
  
      - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
  
          return _todoitems.count;
      }
  
  
      - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
          TableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"tableCell" forIndexPath:indexPath];
  
          NSInteger row=[indexPath row];
          cell.afiseaza.text = _todoitems[row];
          // Configure the cell...
  
  
          return cell;
      }
  </code></pre>
  
  <p>ViewController.h</p>
  
  <pre><code>@class ViewController;
  
  @protocol trecereDateDelegate &lt;NSObject&gt;
  
  -(void) transferData:(NSString *)data;
  
  @end
  
  @interface ViewController : UIViewController &lt;UITextFieldDelegate&gt;
  
  @property (weak, nonatomic) IBOutlet UITextField *introdu;
  
  - (IBAction)returnButton:(id)sender;
  - (IBAction)saveButton:(id)sender;
  
  @property (weak, nonatomic) id&lt;trecereDateDelegate&gt;delegate;
  
  
  @end
  </code></pre>
  
  <p>ViewController.m</p>
  
  <pre><code>- (void)viewDidLoad {
      [super viewDidLoad];
  
      self.introdu.delegate = self;
  
  }
  
  - (IBAction)saveButton:(id)sender{
  
  
  
      NSString *ceva=_introdu.text;
      [_delegate transferData:ceva];
  
      TableViewController *xyz=[[UIStoryboard storyboardWithName:@"Main" bundle:[NSBundle mainBundle]] instantiateViewControllerWithIdentifier:@"LISTA"];
  
  
      [self showViewController:xyz sender:nil];
  
  }
  </code></pre>