ha 完成YGResponse
分离类over
使用宏定义进行set get

并完成writeToFile& entityFromFile
add debugView

void debugView(UIView *av){
#if TARGET_IPHONE_SIMULATOR
    av.layer.borderWidth = 1.;
    [av.subviews enumerateObjectsUsingBlock:^(UIView* obj, NSUInteger
idx, BOOL *stop) {
        obj.layer.borderWidth = 1.;
        obj.layer.borderColor = [[UIColor colorWithRed:.8 green:.3
blue:.6 alpha:1.] CGColor];
    }];
#elif TARGET_OS_IPHONE

#endif
}
add png & color category