* manage url encoding: The filename fetched on disk may differ from that was asked by URL.
* check /etc/passwd not accessible: Perform sanity checks against unauthorized access.
* manage 404: Display better errors.
* alt texts on pre and quote?
* a way to get the source of a page, using urlrewriting
* HTML caching: Nginx tries the html, if not found use this script to build it
* any error on one read line logs and goes to the next line, resetting modes
* configuration: Fetch configuration in current dir, tries parents.
* css: file location or in-place or in config?
* Use first h1 as the HTML page title on get in config?
* On links indicate whether it's on Gemini or Www or image.
* Command line API for script and testing.
* Manage bold, italic, underline on one physical line.
* Prevent infinite loop if errors occurs with reDo