I just added the warning.. and found several bugs in my mu code. Thanks! I've credited you in this commit: https://github.com/akkartik/mu/commit/8fd27372b6 http

I just added the warning.. and found several bugs in my mu code. Thanks! I've credited you in this commit: https://github.com/akkartik/mu/commit/8fd27372b6 https://github.com/akkartik/mu/commit/8fd27372b6