Restructured DWL startup files

dwl.service

@@ -1,9 +1,12 @@
 # Systemd service to start DWL
 # ----------------------------------------------------------
 #
-# Put this file in following directory:
+# Symlink this file in following directory as follows:
 #
-#  ~/.config/systemd/user
+#  $ cd ~/.config/systemd/user
+#  $ ln -s <snips>/dwl.service dwl@.service
+#
+# Be sure to link it as a named service with (@.service)
 #
 # Start this service with something like this:
 #