Okay, to inform You: I use the 1.1 Version and it works. I have with the ClamTk Window a minor Thing with the shown Icons (there are not yet in the same Style):
In Firefox I have at one Place something like this too:
But that are minor Things I think. You don't need to care about that directly I would say. It is something for Future Updates I guess. And You wrote clearly that it is in Development.