Log Message:
Changes 2.0.3:
* PostgreSQL 8.4 has been released; slonik needs to explicitly recognize it
* Add in slonikconfdump.sh tool, which generates a slonik script to duplicate
  the configuration of a Slony-I cluster
* Significant fixes to documentation to reflect 2.0 changes
* Add "OMIT COPY" option to the Slonik "SUBSCRIBE SET" command
* Document process for Slony-I 2.0 upgrade using OMIT COPY option
* Fix to race condition where file descriptor copies were being made at
  the wrong time in the scheduler
* Modify "testseqnames" regression test to create a whole bunch of
  sequences to validate that things don't break down with either lots of
  them, or where IDs are large numbers
* Change minimum debugging level to -1 to allow suppressing logging
* Bug 92 - compression of event numbers had a bug where events >
  2^31-1 would overflow the "int" value
* Autovacuum handling changes in PostgreSQL 8.4 - we pull metadata
  from pg_class.reloptions, instead of pg_autovacuum
* logswitch fix resolving a potential data loss + statement blocking bug...
* Add LOG_NAME_SUFFIX to altperl tools