Drastically simplified by making location a nested field in geoip object.  No longer need coordinate_schema in this case, keeping longitude and latitude.

If you want to drop superfluous fields there are easier ways to do so in logstash than to complicate this plugin :)
Merge pull request #765 from untergeek/master

Drastically simplified by making location a nested field in geoip object...
- Reconnect if redis appears down/dead (LOGSTASH-1475)
Merge pull request #767 from logstash/LOGSTASH-1475

- Reconnect if redis appears down/dead (LOGSTASH-1475)
Merge remote-tracking branch 'upstream/master'
customredis output - remove batch option (cleanup)