We have improved handling of DibImage by the system. It can now draw DibImage that have transparency. This means we no longer need convert a DibImage into a MemoryImage and cache it. The following interfaces have been removed:
Removed: public MemoryImage dsThumbnailMemImageCache(DibImage dib) { Removed: public void startDsMemImageCacheIdle() { Removed: public int dsMemoryImageCount() {