What a shame! You did everything right and still no success. How disappointing, right!? Don’t worry, this doesn’t happen normally and will be resolved soon
As you can read in the other message, there is a problem right now. You have two options: Wait for 1-2 days till the next working release is available and start anew OR you follow this fix we hacked together here. Whatever you do, pay close attention to both threads to know when the problem got solved and what you might pay attention to:
Thanks for the nice writeup btw…! 
„A home automation enthusiast shouldn’t need to be a Linux enthusiast!“ -> I didn’t even know I wrote that. Thanks I’ll put it in the first posting 