Adding constant for line.separator and friends

[Ulf Zibis]

Am 10.11.2009 18:30, Martin Buchholz schrieb:
>
> System.lineSeparator() is a small step,
> but it's achievable.

My 2 cents:

I would like to see it in class java.io.File, as those properties occur 
mainly in text files.
Also system property for encoding is named "file.encoding".

-Ulf