when modifying the remote_user - allow not setting primary group
when modifying the remote_user - allow not setting primary group

so one can have something like this:
<pre>
adminusers:
  - { name: cloud-user, state: "present", groups: "{{admingroup}}" }
</pre>

 - #23

SoneraCloud/ansible-role-users,CSC-IT-Center-for-Science/ansible-role-users