NekoHtml Parser is deeply asleep. Perhaps can this fork help you: https://github.com/HtmlUnit/htmlunit-neko
I would recommend to use the latest available version (1.9.21). You can give a try to HtmlUnit's fork of Neko as well, perhas does it already contain a fix for your issue: https://github.com/HtmlUnit/htmlunit-neko
If you provide a patch fixing the problem, it can be quickly applied.
Can you provide some code (at best a unit test) for what your are looking for?
JavaScript: throw JS runtime exception instead ...
WebClient.getPage() could get an old page
Work as designed. Whether it is good or not is an other question ;-) A page doesn't...
Can you explain more, I don't understand what you're talking about. What is a fake?...