title: AFNetworking post not working?
body: <p>I have some problems with my post, once i press my "send" button i receive an e-mail, but it does not contain the inputs which i made in the text fields. 
  i just get an empty e-mail.</p>
  
  <p><strong>here is my viewController.m</strong></p>
  
  <pre><code>#import "ViewController.h"
  #import "AFNetworking.h"    
  @interface ViewController ()&lt;UITextFieldDelegate,UITextViewDelegate&gt;
  
  @end
  
  @implementation ViewController
  @synthesize firstname,lastname,text;
  
  - (void)viewDidLoad
  {
      [super viewDidLoad];
  
  }
  
  - (void)didReceiveMemoryWarning
  {
  
      [super didReceiveMemoryWarning];
  
  }
  
  -(IBAction)send:(id)sender {
  
      AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];
      NSDictionary *params = @{@"user[firstname]":firstname ,
  
                               @"user[lastname]": lastname,
  
                               @"user[text]":text};
  
      manager.responseSerializer= [AFHTTPResponseSerializer serializer];
      [manager POST:@"http://www.mytestpage.com/test/mail.php" parameters:params success:^(AFHTTPRequestOperation *operation, id responseObject) {
  
          NSLog(@"JSON: %@", responseObject);
  
      } failure:^(AFHTTPRequestOperation *operation, NSError *error) {
  
          NSLog(@"Error: %@", error);
  
      }];
    }
  
  - (void) touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event{
  
      [self.firstname resignFirstResponder];
      [self.lastname resignFirstResponder];
      [self.text resignFirstResponder];
  
  }
  
  
  @end
  </code></pre>