USE-RULE update
[1/1] from: lmecir:volny:cz:Thu:Sep:16:19:11:04:2010 at: 17-Sep-2010 1:10
http://www.rebol.org/view-script.r?script=use-rule.rupdated.
Changes: now it implements both USE-RULE variants as described in
http://www.rebol.net/wiki/Parse_Project .
-Ladislav