Release tweaks (#448)

* Fix release notes errors + tweaks in SYSEDIT

* releaseone.sh was for the previous setup with combined releases

* single backticks don't work in release notes

scripts/release-one.sh

@@ -1,31 +0,0 @@
-#!/bin/sh
-export MEDLEYDIR=`pwd`
-
-if [ ! -x run-medley ] ; then
-    echo "run from MEDLEYDIR (with MAIKODIR ../maiko)"
-    exit 1
-fi
-
-tag=$1
-if [ -z "$tag" ] ; then
-    tag=nightly-`date +%y%m%d`
-fi
-
-cd ../maiko/bin
-export PATH=.:"$PATH"
-osarch=`osversion`.`machinetype`
-
-cd ../..
-
-echo making maiko-$tag-$osarch.tgz
-
-tar cfz medley/tmp/maiko-$tag-$osarch.tgz   \
-    --exclude "make*" --exclude legacy      \
-    maiko/bin                               \
-    maiko/$osarch/lde*
-
-cd medley
-
-echo uploading
-
-gh release upload --clobber $tag tmp/maiko-$tag-$osarch.tgz