Fixes #1
Fixes #1

Had got things stuck in a loop whereby on connection close I tried
to lookup the peer address for the log message; this in turn raised
a new connection close. Now I'm caching the peer address from when
the connection was first established.

joekiller/logstash-kafka,tinglinux/logstash-kafka,opentable/logstash-kafka,Aloomaio/logstash-kafka,Aloomaio/logstash-kafka,opentable/logstash-kafka,joekiller/logstash-kafka,tinglinux/logstash-kafka