MacOS UI testing is available from OSX 10.11 and the latest Xcode for it is 8.2.1.
We do our best to keep up with Xcode updates and provide images with new Xcode versions as soon as possible after they are released by Apple. We are currently not planning to invest any additional resources into maintaining images with older Xcode versions. As we get more feedback, we will be happy to reconsider the priority of this item.
You won't be notified about changes to this idea.