Fix two bugs

1. wrong file path for fix_ks_server.py
2. dhcp-relay doesn't need to bind to an interface

Change-Id: I2f72fcacd9672d99a035abc6e9f9924f7d7d77f7

install/roles/cobbler/files/Dockerfile

@@ -4,7 +4,7 @@ ADD files/dhcp.template /etc/cobbler/dhcp.template
 ADD files/start.sh /root/start.sh
 ADD files/admin.pem /etc/cobbler/admin.pem
 ADD files/chef-validator.pem /etc/cobbler/chef-validator.pem 
-ADD files/fix_ks_server.py /var/lib/cobbler/sync/post/fix_ks_server.py
+ADD files/fix_ks_server.py /var/lib/cobbler/triggers/sync/post/fix_ks_server.py
 
 RUN chmod +x /root/start.sh
 CMD ["/root/start.sh"]

install/roles/cobbler/tasks/dhcp-relay-debian.yml

@@ -7,10 +7,5 @@
   lineinfile: dest=/etc/default/isc-dhcp-relay
               regexp='^SERVERS'
               line='SERVERS="{{ cobbler_docker_ip }}"'
-
-- name: make dhcp-relay agetn listen on compass0
-  lineinfile: dest=/etc/default/isc-dhcp-relay
-              regexp='^INTERFACES'
-              line='INTERFACES="compass0"'
   notify:
       restart dhcp-relay