Fixed gcc 4.3 compile issues

- regenerated autoconf/automake/libtool related files

- throw Exception in initialization error

-regenerated autoconf and automake files
-additional example code

- return server message on modification errors

- fix for the client caching code (cache is flushed after modifications
  rather than removing only the changed entry)

The code was submitted by Jeff Costlow <j.costlow@f5.com> under the
following terms:

Copyright 2002, F5 Networks, Inc, All rights reserved.
This software is not subject to any license of F5 Networks.

This is free software; you can redistribute and use it
under the same terms as OpenLDAP itself.

- Attributes are now organized by the attribute type (i.e. one can add more
  LDAPAttribute-Objects with the same type without violating the X.500 data
  model)

- added missing #include statement