++ update

lektor/content/install/contents.lr

@@ -11,6 +11,25 @@ body:
 To operate ucloud, you need the following components:
 
 * etcd: an easy to use, distributed data base
-* utop: an easy to use one time password implementation
+* uotp: an easy to use **o**ne **t**ime **p**assword implementation
 * ucloud-api: allows to communicate with ucloud and is the only public
   entrance point
+* ucloud-scheduler: schedules VMs to hosts
+
+## Installation steps
+
+### etcd
+
+The installation and configuration of a production grade etcd cluster
+is out of scope of this manual. For testing purposes, you can just
+install etcd and run it as follows:
+
+```
+etcd
+```
+
+### uotp
+
+TBD
+
+###