shutils/make-binpkg.sh: reset revision while building binpkgs, so that

the archive is created with the correct version.

--HG--
extra : convert_revision : xtraeme%40gmail.com-20091005211238-b3oa8cf2xyd2bn7c

shutils/make-binpkg.sh

@@ -30,6 +30,7 @@ xbps_make_binpkg()
 
 	for subpkg in ${subpackages}; do
 		if [ "$pkg" = "$pkgname-$subpkg" ]; then
+			unset revision
 			. $XBPS_TEMPLATESDIR/$pkgname/$subpkg.template
 			pkgname=${sourcepkg}-${subpkg}
 			set_tmpl_common_vars