Documentation typo

[Michael Hall]

The nio list might be a more appropriate place to bring this up but I don't think I got through last time I tried posting to that, or a documentation bug report(?) but I don't think I can file those yet. 
For now I guess I'll just mention that I don't think 'direcregular filetory' is what is meant at...
http://download.oracle.com/javase/7/docs/api/java/nio/file/Files.html