systemd files, documentation and a bug fix

Change-Id: I66e34059e0c1d604b82fba558bfeadee2ace093c
diff --git a/camera/openvino-mqtt.service b/camera/openvino-mqtt.service
new file mode 100644
index 0000000..3225249
--- /dev/null
+++ b/camera/openvino-mqtt.service
@@ -0,0 +1,12 @@
+[Unit]
+Description=OpenVINO application camera
+After=multi-user.target
+
+[Service]
+ExecStart=/usr/bin/python3 /home/pi/openvino-camera/openvino-mqtt.py 10.92.2.22 5000
+#ExecStart=/usr/bin/python3 /home/pi/openvino-camera/openvino-mqtt.py 10.128.99.49 5000
+User=root
+Restart=on-failure
+
+[Install]
+WantedBy=multi-user.target