Autogrow configuration file token array (ITS#1786)

[jwm@horde.net]

Full_Name: John Morrissey
Version: HEAD
OS: n/a
URL: http://horde.net/~jwm/software/openldap-dyngrow.patch
Submission from: (NULL) (24.93.15.178)


OpenLDAP (including recent HEAD) uses a staticly-defined array of a fixed size
to store configuration file tokens. This presents a problem for, in particular,
large objectclass definitions.

I've patched HEAD to dynamically grow the array as much as needed.