ansible-role-ferm-firewall: added global variable ferm_rules
ansible-role-ferm-firewall: added global variable ferm_rules

 - ferm_rules
  - this is used to generate a basic allow ssh

mantti/fgci-tut,mantti/fgci-tut,A1ve5/fgci-ansible,mantti/fgci-tut,CSC-IT-Center-for-Science/fgci-ansible