Provide O(1) header access and let header deal with hash too.
Set @headers to Typhoeus::Response::Header.
Add check script.
Add spec.
Make sure response_code is an integer.
Fix last bits for headers.
Merge pull request #244 from dwaynemac/master

ArrayDecoder
Readd handled response.
Convert to 1.8.7 hash syntax.
Renamed url to base_url
Support default_proc behavior in Ruby 1.8.x
Fix callbacks specs.
Refactor the test server.
Refactor the Rack stuff.
Update the changelog.
Make sure the pool is empty.
Merge pull request #259 from findchris/master

Support default_proc behavior in Ruby 1.8.x
Remove not used files.
Merge pull request #256 from bkimble/rename_url_to_base_url

Renamed url to base_url

Conflicts:
	spec/support/boot.rb
Provide symbol access to headers.