Using spork with watchr and all that jazz... though still not feeling like the tests are "blazingly fast" (sigh)

rails/gerbil/spec/spec_helper.rb

@@ -1,33 +1,44 @@
-# This file is copied to spec/ when you run 'rails generate rspec:install'
-ENV["RAILS_ENV"] ||= 'test'
-require File.expand_path("../../config/environment", __FILE__)
-require 'rspec/rails'
-require 'rspec/autorun'
+require 'spork'
 
-# Requires supporting ruby files with custom matchers and macros, etc,
-# in spec/support/ and its subdirectories.
-Dir[Rails.root.join("spec/support/**/*.rb")].each {|f| require f}
+Spork.prefork do
+  # This file is copied to spec/ when you run 'rails generate rspec:install'
+  ENV["RAILS_ENV"] ||= 'test'
+  require File.expand_path("../../config/environment", __FILE__)
+  require 'rspec/rails'
+  require 'rspec/autorun'
 
-RSpec.configure do |config|
-  # == Mock Framework
-  #
-  # If you prefer to use mocha, flexmock or RR, uncomment the appropriate line:
-  #
-  # config.mock_with :mocha
-  # config.mock_with :flexmock
-  # config.mock_with :rr
-  config.mock_with :rspec
+  # Requires supporting ruby files with custom matchers and macros, etc,
+  # in spec/support/ and its subdirectories.
+  Dir[Rails.root.join("spec/support/**/*.rb")].each {|f| require f}
 
-  # Remove this line if you're not using ActiveRecord or ActiveRecord fixtures
-  config.fixture_path = "#{::Rails.root}/spec/fixtures"
+  RSpec.configure do |config|
+    # == Mock Framework
+    #
+    # If you prefer to use mocha, flexmock or RR, uncomment the appropriate line:
+    #
+    # config.mock_with :mocha
+    # config.mock_with :flexmock
+    # config.mock_with :rr
+    config.mock_with :rspec
 
-  # If you're not using ActiveRecord, or you'd prefer not to run each of your
-  # examples within a transaction, remove the following line or assign false
-  # instead of true.
-  config.use_transactional_fixtures = true
+    # Remove this line if you're not using ActiveRecord or ActiveRecord fixtures
+    config.fixture_path = "#{::Rails.root}/spec/fixtures"
 
-  # If true, the base class of anonymous controllers will be inferred
-  # automatically. This will be the default behavior in future versions of
-  # rspec-rails.
-  config.infer_base_class_for_anonymous_controllers = false
+    # If you're not using ActiveRecord, or you'd prefer not to run each of your
+    # examples within a transaction, remove the following line or assign false
+    # instead of true.
+    config.use_transactional_fixtures = true
+
+    # If true, the base class of anonymous controllers will be inferred
+    # automatically. This will be the default behavior in future versions of
+    # rspec-rails.
+    config.infer_base_class_for_anonymous_controllers = false
+
+    ActiveSupport::Dependencies.clear
+  end
+end
+
+Spork.each_run do
+  load Rails.root.join("config/routes.rb")
+  Dir[Rails.root.join("app/**/*.rb")].each { |f| load f }
 end