elasticsearch/logstash — pull request #1246 by PriceChild (2014-04-10 09:19:27+00:00)
Title: Hint about http_proxy if download fails.

Running `bin/plugin install contrib` isn't obviously an action which will cause files to be downloaded with curl/wget.

A quick hint that a http_proxy variable should be set if the download fails might be quite useful and save people's time!