Fix number of parameters of pgpool_recovery from 3 to 4.
Fix number of parameters of pgpool_recovery from 3 to 4.

This really should be done before releasing 3.4.0.

treasure-data/prestogres,treasure-data/prestogres,treasure-data/prestogres,treasure-data/prestogres,treasure-data/prestogres,treasure-data/prestogres,treasure-data/prestogres