Remove reference to default wal_buffers being 8
This hasn't been true since 9.1, when the default was changed to -1.
Remove the reference completely, keeping the discussion of the parameter
and it's shared memory effects on the config page.
Branch
------
REL9_1_STABLE
Details
-------
http://git.postgresql.org/pg/commitdiff/119027ec8b8d02c8d70e4916df1b41cde78f674d
Modified Files
--------------
doc/src/sgml/wal.sgml | 4 +---
1 files changed, 1 insertions(+), 3 deletions(-)