"ls" is note the same as "nlist", but it is the same as "dir".  Correct this, and add a bit to the descriptions of "dir" and "nlist" to emphasize the difference.
"ls" is note the same as "nlist", but it is the same as "dir".  Correct
this, and add a bit to the descriptions of "dir" and "nlist" to emphasize
the difference.

PR:		15408
Submitted by:	Joe Smith <inwap@best.com>

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