Please don't. Not everyone uses these additional libraries or preprocessors, and it was a big hurdle to figure out what was actually being generated behind the scenes in the v1 docs.
A good approach is to show us what we need to do with no other dependencies (i.e. just as you're doing now with this h() function), and link to alternative syntaxes/libraries that may be optionally used instead.
Thank you for the feedback. I'll keep this in mind too. I'm definitely not advocating JSX usage. I favor hyperscript myself, but I understand it's an acquired taste.
Idiomatic JavaScript alternatives that don't involve compilation include:
A good approach is to show us what we need to do with no other dependencies (i.e. just as you're doing now with this h() function), and link to alternative syntaxes/libraries that may be optionally used instead.