Move helper methods to Adyen::Util module for easier sharing.
Add underscore and deflatten to Adyen::Util.
Initial REST API code.
Fix net/http usage for Ruby 1.9.3
Whitespace fixes
Add some functional API tests.
Add Capybara based integration test, using a simple Sinatra server.
Add integration test that uses client side encryption to submit a payment.
Use string keys for parameters hash when checking redirect strings.
Add basic HPP integration test.
Add sleep calls to remote pages
Set default_wait_time of Capybara to 5 seconds
Rename TestServer to ExampleServer
Implement 3d secure return action in example server.
Add a WIP integration test for 3d secure.
Fix integration tests
No need to ignore SSL errors
Pick any SSL method
Small test tweaks
Merge pull request #93 from wvanbergen/rest_api

[WIP] REST API