Remove debug echo

[John Baldwin]

Any objections to this?  It removes a weird line during 'make -s buildworld' 
output and I think it was debugging accidentally left in in 213077 by Warner:

Index: newvers.sh
===================================================================
--- newvers.sh	(revision 228074)
+++ newvers.sh	(working copy)
@@ -99,7 +99,6 @@ for dir in /bin /usr/bin /usr/local/bin; do
 done
 
 if [ -n "$svnversion" ] ; then
-	echo "$svnversion"
 	svn=`cd ${SYSDIR} && $svnversion`
 	case "$svn" in
 	[0-9]*)	svn=" r${svn}" ;;

-- 
John Baldwin