addTimeout for timers module [#494]

modules/timers/timers.js

@@ -34,6 +34,18 @@ var timers = function(dbot) {
                     }
                 }.bind(this), timeout));
             }
+        },
+
+        'addTimeout': function(date, callback, params) {
+            var now = new Date().getTime()
+                timeout = date.getTime() - now;
+            this.runningTimeouts.push(setTimeout(function() {
+                try {
+                    callback.apply(callback, params);
+                } catch(err) {
+                    console.log('Callback failed: ' + err);
+                }
+            }, timeout));
         }
     };