MycroftOS: Change nodered.service overlay location

buildroot-external/board/raspberrypi/rootfs-overlay/usr/lib/systemd/system/nodered.service

@@ -0,0 +1,32 @@
+# systemd service file to start Node-RED
+
+[Unit]
+Description=Node-RED graphical event wiring tool
+Wants=network.target
+Documentation=http://nodered.org/docs/hardware/raspberrypi.html
+
+[Service]
+Type=simple
+# Run as normal pi user - change to the user name you wish to run Node-RED as
+User=mycroft
+Group=mycroft
+WorkingDirectory=/home/mycroft
+
+Nice=5
+Environment="NODE_OPTIONS=--max_old_space_size=512"
+# uncomment and edit next line if you need an http proxy
+#Environment="HTTP_PROXY=my.httpproxy.server.address"
+# uncomment the next line for a more verbose log output
+#Environment="NODE_RED_OPTIONS=-v"
+#ExecStart=/usr/bin/env node $NODE_OPTIONS red.js $NODE_RED_OPTIONS
+ExecStart=/usr/bin/env node-red-pi $NODE_OPTIONS $NODE_RED_OPTIONS
+# Use SIGINT to stop
+KillSignal=SIGINT
+# Auto restart on crash
+Restart=on-failure
+# Tag things in the log
+SyslogIdentifier=Node-RED
+#StandardOutput=syslog
+
+[Install]
+WantedBy=multi-user.target