Imagen circular (para perfiles)
self.imgProfile.layer.cornerRadius = self.imgProfile.frame.size.height / 2;
self.imgProfile.clipsToBounds = true;
self.imgProfile.layer.borderWidth = 2;
self.imgProfile.layer.borderColor = UIColor.white.cgColor;- (void)awakeFromNib {
// Initialization code
self.ivUser.layer.cornerRadius = self.ivUser.frame.size.height/2;
self.ivUser.clipsToBounds = YES;
}