Update 9.1 release notes to reflect commits through today.

Tom Lane <tgl@sss.pgh.pa.us>

Commit: 1a998474a7d88e8b340b179130b8368b734a3c30
Author: Tom Lane <tgl@sss.pgh.pa.us>
Date: 2011-08-18T00:18:15Z
Releases: 9.2.0
Update 9.1 release notes to reflect commits through today.

Also do another pass of copy-editing.

Files

PathChange+/−
doc/src/sgml/release-9.1.sgml modified +99 −52