Fix opendkim configuration to take into account mail sent from localhost

roles/common/templates/opendkim/InternalHosts.j2

@@ -3,6 +3,7 @@
 {{ prolog() }}
 {% endif -%}
 127.0.0.1
+::1
 {% if dkim_internal_hosts is defined %}
 {% for host in dkim_internal_hosts %}
 {{ host }}

roles/common/templates/opendkim/opendkim.conf.j2

@@ -612,7 +612,7 @@ Selector        default
 ##  the sending domain for use when evaluating ADSP.  See opendkim.conf(5)
 ##  for details.
 
-# SenderHeaders     From
+SenderHeaders     From
 
 ##  SendReports { yes | no }
 ##      default "no"