Merge branch 'randomcron' into 'master'

insert a random sleep for these cron jobs so all nodes are not executing at the same time

See merge request !456

roles/mailchimpLastlogin/tasks/main.yml

@@ -42,7 +42,7 @@
     cron_file: mclastlogin
     hour: "1"
     minute: "0"
-    job: "{{ install_path}}/bin/mclastlogin --configdir {{ install_path }}"
+    job: "sleep $[ ( $RANDOM % 100 )  + 1 ]s ; {{ install_path}}/bin/mclastlogin --configdir {{ install_path }}"
     name: "mclastlogin"
     user: "{{ cron_user }}"
   become: true