* lib/net/http/responses.rb:
  Add `HTTPIMUsed`, as it is also supported by rack/rails.
  RFC - http://tools.ietf.org/html/rfc3229
  by Vipul A M <vipulnsward@gmail.com>
  https://github.com/ruby/ruby/pull/447 fix GH-447

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44079 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* 2013-12-09

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44080 b2dd03c8-39d4-4d8f-98ff-823fe69b080e