Improve the documentation on 8.4 visibility map related VACUUM changes.
tree04fa6ed9b82cdd7852d1c09aa86c5e35ac8fccb3
-rw-r--r-- 1192 COPYRIGHT
-rw-r--r-- 4269 GNUmakefile.in
-rw-r--r-- 1423 Makefile
-rw-r--r-- 1287 README
-rw-r--r-- 767 README.CVS
-rw-r--r-- 387 aclocal.m4
drwxr-xr-x - config
-rwxr-xr-x 800235 configure
-rw-r--r-- 60918 configure.in
drwxr-xr-x - contrib
drwxr-xr-x - doc
drwxr-xr-x - src