New port: databases/p5-CHI-Driver-Memcached

This implements a driver for the generic cache handling interface (CHI)
that uses Cache::Memcached to store data in the specified memcached
server(s).

WWW: https://metacpan.org/pod/CHI::Driver::Memcached

PR: 229078
Submitted by: Tomohiro Hosaka <bokutin@bokut.in>