Using connect() in initialize().

Fix for issue #2884.

code/game/machinery/atmoalter/portable_atmospherics.dm

@@ -19,6 +19,14 @@
 
 		return 1
 
+	initialize()
+		. = ..()
+		spawn()
+			var/obj/machinery/atmospherics/portables_connector/port = locate() in loc
+			if(port)
+				connect(port)
+				update_icon()
+	
 	process()
 		if(!connected_port) //only react when pipe_network will ont it do it for you
 			//Allow for reactions
@@ -135,4 +143,4 @@
 			user << "\blue Tank is empty!"
 		return
 
-	return
+	return