Make README generic, accounting for various DEs

README.md

@@ -1,10 +1,14 @@
 # slack-timedate
 
-This program implements timedated1 interface from systemd what is
+This program implements timedated1 interface from systemd that is
-required by GNOME Control Center for now.
+required by GNOME Control Center and can be used by KDE Settings.
-slack-timedate's purpose is to make it possible to enjoy full GNOME
+
-functionality on Slackware Linux which doesn't use systemd as its
+slack-timedate's purpose is to make it possible to enjoy full desktop
-init-system.
+environment functionality on Slackware Linux which doesn't use
+systemd as its init-system.
+
+slack-timedate supports Slackware's System V style init system as well
+as s6.
 
 ## Installation