Python, Django, Ruby, Rails, Node.js, jQuery all have multi-version docs online. I'm sure there are plenty more examples. Yes, I do feel entitled to having supp

Python, Django, Ruby, Rails, Node.js, jQuery all have multi-version docs online. I'm sure there are plenty more examples. Yes, I do feel entitled to having support for outdated but still relevant software. This is standard. The latest version of bootstrap only just got released. I think a majority of users will still find the old docs relevant, even weeks later. Yes, I realise I can still download the docs. But it's more convenient for some people to have it hosted online.