Rename settings net_server to tcpip_socket, max_backends to max_connections
Add --help and --version to postmaster, reformat help output

option settings. Sort out SIGHUP vs BACKEND -- there is no total ordering
here, so make explicit checks. Add comments explaining all of this.
Removed permissions check on SHOW command.

Add examine_subclass to the game, rename to SQL_inheritance to fit the
official data model better. Adjust documentation.

Standalone backend needs to reset all options before it starts. To
facilitate that, have IsUnderPostmaster be set by the postmaster itself,
don't wait for the magic -p switch.

Also make sure that all environment variables and argv's survive
init_ps_display(). Use strdup where necessary.

Have initdb make configuration files (postgresql.conf, pg_hba.conf) mode
0600 -- having configuration files is no fun if you can't edit them.

reference page to new configuration system. Big update to administrator's
guide, chapters Runtime environment, Client authentication, and User
management, the latter two were part of the old Security chapter.

in the foreground --- in fact, it auto-detaches.

Add reference pages for utilities and remove standalone chapters for same.
Add material for an appendix on date/time properties, but not yet
 integrated with the User's Guide.
Break up the former chapter on pg_options
 into Admin and Programmer's Guides.

 of Norm's Modular Style Sheets and jade/docbook.
From Vince Vielhaber <vev@michvhf.com>.

Split introduction sections into separate files to allow the legal notice
 and notation sections appear in all documents without having the history
 show up everplace too.
Add full list of reserved and non-reserved key words in syntax.sgml.
Add a separate chapter to the admin guide on security.