Hide Keyboard if tapping outside of textfield

// Create a UITapGestureRecognizer and add it to the view
UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(handleTap:)];
tap.cancelsTouchesInView = NO;
[self.view addGestureRecognizer:tap];

// In the handleTap Method add
- (void)handleTap:(UITapGestureRecognizer *)tap
{
    [self.view endEditing:YES];
}