her does not pass query parameters when doing relation lookups

output.txt

2013-03-07 14:14:35] INFO  WEBrick 1.3.1
[2013-03-07 14:14:35] INFO  ruby 1.9.3 (2013-01-15) [x86_64-darwin12.3.0]
[2013-03-07 14:14:35] INFO  WEBrick::HTTPServer#start: pid=54326 port=3000

her version: 0.4.1
localhost - - [07/Mar/2013:14:14:35 MST] "GET /users/1?foobar=true HTTP/1.1" 200 10
- -> /users/1?foobar=true
localhost - - [07/Mar/2013:14:14:35 MST] "GET /users/1/projects HTTP/1.1" 200 10
- -> /users/1/projects
[2013-03-07 14:14:35] INFO  going to shutdown ...
[2013-03-07 14:14:35] INFO  WEBrick::HTTPServer#start done.

relation_query_test.rb

require 'her'
require 'webrick'

class DummyServlet < WEBrick::HTTPServlet::AbstractServlet
  def do_GET(req, res)
    res.body = '{"id":"1"}'
    res['Content-Type'] = "application/json"
  end
end

server = WEBrick::HTTPServer.new(:Port => 3000)
server.mount("/", DummyServlet)

t = Thread.new { server.start }
trap(:INT) do
  server.shutdown
  t.join
  exit
end

Her::API.setup :url => "http://localhost:3000" do |connection|
  connection.use Faraday::Request::UrlEncoded
  connection.use Her::Middleware::DefaultParseJSON
  connection.use Faraday::Adapter::NetHttp
end

class Project
  include Her::Model
end

class User
  include Her::Model
  has_many :projects
end

puts "\nher version: #{Her::VERSION}"

u = User.find(1, :foobar => true)
u.projects(:foobar => true)

server.shutdown
t.join