make sure eventmachine also gets shut down

lib/flowerbox.rb

@@ -27,6 +27,7 @@ module Flowerbox
 
   class << self
     attr_writer :quiet
+    attr_accessor :server
 
     def reset!
       @configuration = nil

lib/flowerbox/configuration.rb

@@ -5,7 +5,7 @@ module Flowerbox
     attr_writer :reporters, :backtrace_filter
     attr_accessor :port
 
-    attr_accessor :test_environment, :runner_environment, :bare_coffeescript, :server
+    attr_accessor :test_environment, :runner_environment, :bare_coffeescript
 
     def spec_patterns
       @spec_patterns ||= []

lib/flowerbox/runner/base.rb

@@ -140,6 +140,7 @@ module Flowerbox
         require 'flowerbox/rack'
 
         if Flowerbox.server
+          Flowerbox.server.runner = self
           Flowerbox.server.app.runner = self
           Flowerbox.server.app.sprockets = sprockets
           return Flowerbox.server

lib/flowerbox/server.rb

@@ -10,7 +10,7 @@ module Flowerbox
   class Server
     attr_reader :options
 
-    attr_reader :runner
+    attr_accessor :runner
 
     class MissingRackApp < StandardError ; end
     class ServerDiedError < StandardError ; end
@@ -83,6 +83,8 @@ module Flowerbox
     def stop
       if @server_thread
         @server_thread[:server].stop rescue nil
+        EventMachine.stop_event_loop
+        @server_thread.kill
 
         wait_for_server_to_stop
       end
@@ -93,7 +95,12 @@ module Flowerbox
     end
 
     def port
-      return @port if @port ||= options[:port]
+      return @port if @port
+
+      if options[:port]
+        @port = options[:port]
+        return @port
+      end
 
       attempts = 20