Remove outdated contents of ChangeLog and replace it with just "See NEWS." per discussion in pgpool-hackers.
Remove outdated contents of ChangeLog and replace it with
just "See NEWS." per discussion in pgpool-hackers.

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