Work around IB_Designable bug with template images and Interface Builder

CBCImageView

@import UIKit;

IB_DESIGNABLE @interface CBCImageView : UIImageView

@end

@implementation CBCImageView

- (void)awakeFromNib
{
    [super awakeFromNib];
    [self cbc_fixTint];
}

#if TARGET_INTERFACE_BUILDER
- (void)layoutSubviews
{
    [super layoutSubviews];
    [self cbc_fixTint];
}
#endif

- (void)cbc_fixTint
{
    UIImage *image = self.image;
    self.image = nil;
    self.image = image;
}

@end