A.20. Release 4.0.1

Allow ssl key files to be owned by users other than Pgpool-II user and root. (Muhammad Usama)

Allow PCP[attach/detach/promote] commands during failover. (Muhammad Usama)

Fix corruption of pool_passwd file due to the different lengths of md5, AES and text type passwords. (Muhammad Usama)

The patch was provided by Takuma Hoshiai and modified by Muhammad Usama.

Fix typo in child_max_connections description of SHOW POOL_STATUS output. (Tatsuo Ishii)

Patch provided by Phil Ramirez.

Fix segmentation fault when error query and Sync message are sent in native replication mode. (bug 434) (Takuma Hoshiai)

In native replication mode, segmentation fault occurs when Sync messages is sent just after a query error.