Bug fixing and IDPPublic config

Solved several bugs with firewalls limiting the access to tomcat.

IDPPublic now download (release 1.1.3) and configure but not deploy yet.

The deploy has several differences between CentOS and Debian and tests
are required.
Merge branch 'master' of github.com:AAROC/DevOps
Role for IDPPublic almost working
Merge pull request #65 from INFN-Catania/master

IDPPublic roles working
Merge pull request #68 from AAROC/dev

WN and CREAM-CE deployment now working
Merge branch 'dev'
Merge branch 'master' of https://github.com/AAROC/ansible-for-grid

Conflicts:
	Ansible/group_vars/CentOS-servers
wrong permissions on shibboleth templates
Added ldap-server for the zamren group
Typo in the tag
this is the full playbook
added some tags to the customisation play
Closed #81 ; added some tags
shouldn't have changed the ownership
Merge pull request #82 from AAROC/master

Merging commits from master into dev branch.