Merge changes Ic3741f89,I21472a39

* changes:
  add utilities for artifact cleanup
  systest makefile fixes

diff --cc tools/newtag.sh
index 2f114fe,66a72ff..124c261
--- 1/tools/newtag.sh
--- 2/tools/newtag.sh
+++ b/tools/newtag.sh
@@@ -25,10 -24,9 +25,9 @@@ if [ -z "$list" ]; the
  fi
  
  for i in $list; do
-     echo
      echo $i
      if [ ! -d $i ]; then
 -        git clone https://osm.etsi.org/gerrit/osm/$i
 +        git clone ssh://$USER@osm.etsi.org:29418/osm/$i
      fi
      git -C $i checkout master
      git -C $i pull --rebase