[plt-dev] three more little `scheme' vs. `racket' differences

Matthew Flatt wrote:
> Finally, `racket/base' (but not `scheme/base') now provides an
> `in-directory' sequence constructor, which gives you all the files,
> directories, and links within a given one, recursively traversing
> sub-directories. For example,

Could you add an optional flag to in-directory that controls whether
the directory is traversed recursively?  For some directories, I
wouldn't want files in the current directory but not the entire
directory tree.

Justin