docs: Note changes to install script

Signed-off-by:  Eric Callahan <arksine.code@gmail.com>

README.md

@@ -17,7 +17,7 @@ to see if any action is necessary on their part.  The date of the most
 recent change is included.
 
 Users:\
-[user_changes.md](/docs/user_changes.md) - November 19th 2020
+[user_changes.md](/docs/user_changes.md) - December 6th 2020
 
 Developers:\
 [api_changes.md](/docs/api_changes.md) - November 28th 2020

docs/user_changes.md

@@ -1,6 +1,18 @@
 This file will track changes that require user intervention,
 such as a configuration change or a reinstallation.
 
+### December 6th 2020
+- Moonraker is now installed as a systemd service.  This allows logging
+  to stdout which can be viewed with the `journalctl -u moonraker` command.
+  This changes requires the user to rerun the install script.  If
+  `moonraker.conf` is not located in the home directory, the command
+  will looks something like the following:
+  ```
+  cd ~/moonraker
+  ./scripts/install-moonraker.sh -f -c /home/pi/klipper_config/moonraker.conf
+  ```
+  Otherwise you can run the install script with no arguments.
+
 ### November 19th 2020
 - The install script (`install-moonraker.sh`) now has command-line
   options:\