base: Remove all depencies to other than base packages

roles/base/tasks/RedHat.yml

@@ -1,15 +1,11 @@
 ---
-- name: enable epel repository
-  package:
-    name: epel-release
-    state: installed
-
 - name: install os specific roles
   include_role:
     name: "{{ role }}"
   with_items:
     - selinux        # selinux first to get fcontexts working
     - iptables
+    - postfix
     - rsyslog
   loop_control:
     loop_var: role
@@ -20,8 +16,6 @@
     state: installed
   with_items:
     - bind-utils     # dig
-    - htop           # system monitoring
-    - iftop          # monitor interfaces
     - iotop          # monitor io usage
     - mailx          # send mail from cmd
     - nc             # netcat