Ignore Capybara SSL verification (https errors) and add Capybara Screenshot functionality

capybara.rb

Capybara.register_driver :webkit_ignore_ssl do |app|
  Capybara::Webkit::Driver.new(app).tap {|d| d.browser.ignore_ssl_errors }
end

Capybara::Screenshot.register_driver(:webkit_ignore_ssl) do |driver, path|
    driver.save_screenshot(path)
end

Capybara.javascript_driver = :webkit_ignore_ssl
Capybara.default_driver = :webkit_ignore_ssl