gottfrois/link_thumbnailer — pull request #49 by taganaka (2014-12-30 22:28:05+00:00)
Title: Support for http proxy

It allows the underlying `::Net::HTTP::Persistent` transport to connect via proxy whether `ENV['HTTP_PROXY']` vars is available

More info:

https://github.com/drbrain/net-http-persistent/blob/master/lib/net/http/persistent.rb#L932-L950