Merge branch 'nfstest' into 'master'

Install nfstest as part of nfs-client role

See merge request hpc-team/ansible_cluster_in_a_box!256

roles/nfs-client/tasks/main.yml

@@ -5,6 +5,7 @@
   with_items:
     - libnfsidmap 
     - nfs-utils
+    - nfstest.noarch
   when: ansible_os_family == "RedHat" and ansible_distribution_major_version == "7"
 
 - name: install dependencies