InputStreamReader.java (read): If length is 0, return 0.

InputStreamReader.java (read): If length is 0, return 0.

	* java/io/InputStreamReader.java (read): If length is 0, return
	0.  Reset `wpos' and `wcount' when buffer has been filled and
	emptied.
	* java/util/Properties.java (save): Removed `FIXME' comment.
	(load): Invalid characters in \u now treated as terminators.
	Make sure to append character resulting from `\' handling.
	Cast to `char' when appending to key or value.
	(skip_ws): Inverted test for whitespace.

From-SVN: r26862