[Pgpool-hackers] Adding libpcp_ext.h

[Tatsuo Ishii]

>>> Probably we need to have something like postgres_ext.h, which is
>>> inteded for applications, then move neccessary declarations to the
>>> file. I will think this more.
> 
> Ok, keep me inform then

Done. I have made some refactoring and added libpcp_ext.h which is
inteded to be included by pcp applications including pgpool_adm
functions. Please including it instead of pool_type.h.
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese: http://www.sraoss.co.jp