logstash/logstash — pull request #333 by jamtur01 (2013-01-26 18:36:29+00:00)
Title: Fixes #880 - Adds support for sending tags in gelf output

This adds tag support to the gelf output.

It adds a new option called ship_tags, set to true by default, when
sends all tags as a new field called _tags to GELF. Tags are converted
from an array to a comma separated list.