File Release Notes and Changelog

This patch is for PostgreSQL-8.1.4 in order to create PGCluster-1.5.0rc8.
PGCluster-1.5.0rc8 is a synchronous replication system using PostgreSQL-8.1.4. And this is rc8 of PGCluster-1.5.0.

This version is fixed dead lock determination bug and add following new function.
(1)-The queue which put the received query during recovery changed to file
from memory (message queue).
(2) Not only "rsync" but "pg_dump" can be chosen as the recovery method.
(This means that PGCluster is dynamically upgradable. )
When you want to recovery the cluster DB using pg_dump command, you can restart cluster DB with "-U" option.
(3) This patch for re-uploaded version.