[plug] Setting up LDAP

[Craig Ringer]

>>Actually, I've found the LDAP schema files extremely useful in telling 
>>me WTF I can do with it,
> 
> True. But I thought OpenLDAP's schema files were basically (almost
> literally) excerpts from the RFCs. When using the RFC-defined classes,
> the schema files provide a very quick way of seeing "related items"
> without having to page through the RFCs. However, AFAIK, the RFCs
> provide you with the same information (presented in the same way) with
> additional commentary. Of course, this would vary from RFC to RFC, I
> suppose.

I hadn't realised that... hmm. I think it's time to go and fetch the 
LDAP RFCs.

Craig Ringer