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From: seberino@spawar.navy.mil (Christian Seberino)
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Subject: How delete whitespace at END of file automatically when save and
	exit file?
Date: 20 Aug 2003 15:52:55 -0700
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delete-trailing-whitespace deletes whitespace at LEFT but not at
BOTTOM!? How do BOTTOM too?


In other words... if I have a bunch of newlines at the end, e.g.
\n\n\n\n\n

...How replace them with just one \n?

chris