adapted beck-online.js so that data is consistent with Juris-translator,...

... refactored scraping of cases
You would know better what format works best in this case, I just want to reduce the number of notes as much as possible (they tend to have a performance penalty in larger libraries). I'll just note that you should use `<br />` for line break, but this would actually probably be a `<p>...</p>`. You can do things like `<h3>Parallelfundstellen</h3><p>BB 2001 Heft 42, 2130...</p>`