* It was checking parameters with the wrong name
* The database driver was not correctly configured in the template

Fix freeradius::listen

The type Freeradius::Listen_type does not exists. It is an enumerate of
valid listen type

Fix template for freeradius::site

It fails when you use freeradius::site listen parameter

Add a more exhaustive list of parameters to ldap

This is a function related with the configuration of a freeradius, so
I move it to a "module" namespace.
freeradius::ldap remains available, but with a warning message.

Fix for freeradius::module::eap

It is used in freeradius::module::eap definition (and could be used in more places). This type is equal to an integer or a string starting with '$' (to be able to use variable references)

Add freeradius::module::files

to configure files module

Fix an errata and tabulation of the template

Less strict directory modes for $basedir and subdirectories

Add more parameters to freeradius::site

Add more parameters to freeradius::sql

The parameters added are to configure connection pool

Add authorize, authenticate,... parameters to freeradius::site so they
could be used to configure the site.

Add configuration for preprocess module and huntgroups

Update README

Add support to configure linelog and detail modules

to configure freeradius' pools

To configure freeradius' detail module

To configure linelog module

Make freeradius::client shortname optional and default to $title

Add freeradius::module::eap to configure EAP

This define configures EAP in freeradius

Add freeradius::listen to define listen directives

This is a way to configure listen directives not directly associated to
any specific virtual server

Add correct_escapes=true to radiusd.conf

The default is set to match the upstream example config supplied by
freeradius 3.x.