Fix up the cloud readme a bit.

Drop the tagia role from docs dev. Copy pasta!

README.cloud

@@ -53,9 +53,14 @@ Setting up a new persistent cloud host:
     nova floating-ip-list
 
 Note that an "available floating IP" is one that has only a "-" in the Fixed IP
-column of the above `nova` command.
+column of the above `nova` command. Ignore the fact that the "Server Id" column 
+is completely blank for all instances. If there are no ip's with -, use: 
 
-2) Add that IP addr to dns (typically as foo.cloud.fedoraproject.org)
+    nova floating-ip-create
+
+and retry the list. 
+
+2) Add that IP addr to dns (typically as foo.fedorainfracloud.org)
 
 3) Create persistent storage disk for the instance (if necessary.. you might not
    need this).

playbooks/groups/docs-dev.yml

@@ -25,6 +25,3 @@
   - include: "{{ tasks }}/cloud_setup_basic.yml"
   - name: set hostname (required by some services, at least postfix need it)
     shell: "hostname {{inventory_hostname}}"
-
-  roles:
-  - taiga