Lemonldap::NG common files

 Lemonldap::NG is a complete Web-SSO system that can run with reverse-proxies
 or directly on application Apache servers. It can be used in conjunction with
 OpenID, CAS and SAML systems as identity or service provider. It can also be
 used as proxy between those federation systems.
 .
 It manages both authentication and authorization and provides headers for
 accounting. So you can have a full AAA protection. Authorization are built by
 associating a regular expression and a rule. Regular expression is applied on
 the requested URL and the rule calculates if the user is authorized.
 .
 Lemonldap::NG::Common contains common files used by other Lemonldap::NG
 modules.