guarantee asynchronous execution for batch reads and write queues

lib/write-queue.js

@@ -4,7 +4,7 @@ q(id, function (next) {
     // whatever you need to do....
 
     // when you're done
-    next();
+    next(); // guaranteed to be asynchronous :D
 });
 */
 
@@ -16,9 +16,11 @@ module.exports = function () {
     var map = {};
 
     var next = function (id) {
-        if (map[id] && map[id].length === 0) { return void delete map[id]; }
-        var task = map[id].shift();
-        task(fix1(next, id));
+        setTimeout(function () {
+            if (map[id] && map[id].length === 0) { return void delete map[id]; }
+            var task = map[id].shift();
+            task(fix1(next, id));
+        });
     };
 
     return function (id, task) {