Parcellite is probably unused by most users, so it is best to not launch it automatically, especially since it stands out in default LXPanel tray setup.
@@ -55,7 +55,7 @@ ${prefix}/lid-xlock & LIDXLOCK_PID=$!
syndaemon -d -t -k -i 2 &
# Launch clipboard, NetworkManager and Bluetooth applets (use tray -> after panel)
-parcellite &
+# parcellite &
nm-applet --sm-disable &
bluetooth-applet &