I will be supported, don't worry. If a bug has been found, it will be fixed. The only thing is that I more or less ran out of ideas for Hiawatha. It has everything needed to server most web applications (non-Java, PHP is best supported). And at the moment, I'm focussing more on two other projects of mine:
Banshee [www.banshee-php.org] and
Firetable [projects.leisink.org]. And my free time is limited