Yeah, that's what I did! (except that I included it in the zip before flashing it).
I did it again, and this time it worked!
Here's the Quickremote zip with the updated QuicksetSDK:
I hope you don't mind me uploading this here @zzeneg, all credits are going to you! If you want me to, I'll take it offline immediately.
I think it should work on any 5.0 AOSP-Rom.
I only checked if the App runs. The IR-Blaster doesn't work for me, though.