Set defaults, not required.

Author: robertdebock

meta/argument_specs.yml

@@ -3,16 +3,20 @@
 argument_specs:
   main:
     short_description: "Prepare a system to be managed by Ansible."
+    description: >
+      Install the minimum required set of packages (python and sudo) to allow Ansible to manage a system.
+      This role tries to figure out what to install and uses the raw module to install the packages.
+    author: Robert de Bock
     options:
       bootstrap_user:
         type: "str"
-        required: true
+        default: root
         description: "The username to use to connect to machines."
       bootstrap_wait_for_host:
         type: "bool"
-        required: true
+        default: no
         description: "Wait for the machine to be available."
       bootstrap_timeout:
         type: "int"
-        required: true
+        default: 3
         description: "Time (in seconds) to wait for connection."