Merge pull request #288 from arsh-co/master

Set immediate to true when calling _.debounce

converse.js

@@ -3091,7 +3091,7 @@
                 this.model.messages.off('add',null,this);
                 this.remove();
                 this.model.maximize();
-            }, 200)
+            }, 200, true)
         });
 
         this.MinimizedChats = Backbone.Overview.extend({