- move amqp/em into a separate thread.

- Things wanting to block until amqp/em are finished will still call
  Socket#run, which now only blocks until the new amqp/em thread complete (with
  Thread#join)

lib/net/socket.rb

@@ -22,8 +22,27 @@ module LogStash; module Net
       @handler = self
       @outbuffer = Hash.new { |h,k| h[k] = [] }
       @mq = nil
+      start_amqp
     end # def initialize
 
+    def start_amqp
+      @amqpthread = Thread.new do 
+        # Create connection to AMQP, and in turn, the main EventMachine loop.
+        AMQP.start(:host => "localhost") do
+          @mq = MQ.new
+          mq_q = @mq.queue(@id, :auto_delete => true)
+          mq_q.subscribe(:ack =>true) { |hdr, msg| handle_message(hdr, msg) }
+          handle_new_subscriptions
+          
+          EM.add_periodic_timer(5) { handle_new_subscriptions }
+          EM.add_periodic_timer(1) do
+            @outbuffer.each_key { |dest| flushout(dest) }
+            @outbuffer.clear
+          end
+        end # AMQP.start
+      end
+    end # def start_amqp
+
     def subscribe(name)
       @want_queues << name 
     end # def subscribe
@@ -72,19 +91,7 @@ module LogStash; module Net
     end # def handle_message
 
     def run
-      # Create connection to AMQP, and in turn, the main EventMachine loop.
-      AMQP.start(:host => "localhost") do
-        @mq = MQ.new
-        mq_q = @mq.queue(@id, :auto_delete => true)
-        mq_q.subscribe(:ack =>true) { |hdr, msg| handle_message(hdr, msg) }
-        handle_new_subscriptions
-        
-        EM.add_periodic_timer(5) { handle_new_subscriptions }
-        EM.add_periodic_timer(1) do
-          @outbuffer.each_key { |dest| flushout(dest) }
-          @outbuffer.clear
-        end
-      end # AMQP.start
+      @amqpthread.join
     end # run
 
     def handle_new_subscriptions