Aldeed:autoform autosave looses focus

In my current project i’m using aldeed:autoform to update and insert data. When i try to write in an input field on a autoform with autosaveOnKeyup=true the field looses focus while typing.
I made a git repository to demonstrate the problem:

Now i’m wondering if my coding is faulty or if there is a bug in the package. It would be great if someone with experience in using autoform could give me a feedback. I’m fairly new to meteor.