(ITS#5771) autogroup overlay prevent slapd to works correctly

[Guillaume.Rousse@inria.fr]

Full_Name: Guillaume Rousse
Version: 2.4.12
OS: Linux
URL: ftp://ftp.openldap.org/incoming/
Submission from: (NULL) (82.224.237.5)


Enabling the autogroup overlay make slapd unwilling to work:

[guillaume@oberkampf ~]$ ldapsearch -LLL -x
Server is unwilling to perform (53)
Additional information: operation not supported within namingContext

No need for dynamic entry in the DIT to trigger the error, just configuring  the
overlay as documented in its README file is enough:

overlay autogroup
autogroup-attrset groupOfURLs memberURL member