update "a73435"

a73435/vaclab-refresh.service

+[Unit]
+Description=Automatic restart of some Vaclab processes (%H, service)
+
+[Service]
+ExecStart=/usr/bin/systemctl restart \
+  ipython-lab.service \
+  couchdb.service

a73435/vaclab-refresh.timer

+[Unit]
+Description=Automatic restart of some Vaclab processes (%H, timer)
+
+[Timer]
+Persistent=false
+OnCalendar=*-*-* 05:00:00
+
+[Install]
+WantedBy=timers.target