Autoresize with on interface orientation about rkdropdownalert

[LindyLo]

Just add

    self.autoresizingMask = UIViewAutoresizingFlexibleWidth;

to - (id)initWithFrame:(CGRect)frame in RKDropdownAlert.m

additionally add constrains to Labels (after [view addSubview]):

titleLabel.translatesAutoresizingMaskIntoConstraints = NO;
    messageLabel.translatesAutoresizingMaskIntoConstraints = NO;

    [self addConstraints:[NSLayoutConstraint constraintsWithVisualFormat:@"H:|-[titleLabel]-|"  options:0 metrics:nil views:NSDictionaryOfVariableBindings(titleLabel)]];
    [self addConstraints:[NSLayoutConstraint constraintsWithVisualFormat:@"H:|-[messageLabel]-|"  options:0 metrics:nil views:NSDictionaryOfVariableBindings(messageLabel)]];


    [self addConstraints:[NSLayoutConstraint constraintsWithVisualFormat:@"V:|-top_spacing-[titleLabel]-bottom_spacing-[messageLabel]-|"
                                                               options:0
                                                                 metrics:@{@"top_spacing":@30.0,@"bottom_spacing":@10.0}
                                                                   views:NSDictionaryOfVariableBindings(titleLabel,messageLabel)]
     ];