The destroy() method of fs.ReadStream and fs.WriteStream takes a callback.
It's a leftover from the node 0.1 days, undocumented and not part of the
streams API. Remove it.
Problem: Sometimes it is useful to read a file from a certain position
to it's end. The current implementation was already perfectly capable
of this, but decided to throw an error when the user tried to omit
the end option. The only way to do this, was to pass {end: Infinity}.
Solution: Automatically assume {end: Infinity} when omitted, and remove
the previous exception thrown. Also updated the docs.
closes #801.
Calling resume() immediately after calling pause() would trigger
a race condition where it would try to read() from a file
descriptor that was already being read from, causing an EBADF
